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Jebel Arkenu, Kufra District, Libyai
Regional Level Types
Jebel ArkenuVolcanic Complex
Kufra DistrictDistrict
LibyaCountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
22° 16' 0'' North , 24° 41' 59'' East
Latitude & Longitude (decimal):
22.26667,24.70000
GeoHash:
G#: secwdj9bx
GRN:
N15E17
Type:
Volcanic Complex
Age:
50 ± 2.4 Ma
Geologic Time:
Eocene
Dating method:
Rb-Sr
Reference for age:
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Köppen climate type:
BWh : Hot deserts climate
Mindat Locality ID:
227091
Long-form identifier:
mindat:1:2:227091:6
GUID (UUID V4):
0f76e2f1-780d-4846-bd31-93e085f66dba
Other/historical names associated with this locality:
Jabal Arknū; Archenu; Arkeno; Archenou; Arknu


A large, circular alkaline igneous ring complex approx. 24 km in diameter in easten Libya, near the border with Egypt and Sudan, consisting of alkali granite, syenite, trachyte and phonolite.
Note: a number of different spellings for the locality exist.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


27 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Aegirine
Formula: NaFe3+Si2O6
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Albite
Formula: Na(AlSi3O8)
References:
Flinn et al (1992)
ⓘ Albite var. Anorthoclase
Formula: (Na,K)AlSi3O8
References:
Flinn et al (1992)
ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
References:
Flinn et al (1992)
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
References:
Flinn et al (1992)
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Calcite
Formula: CaCO3
ⓘ Cancrinite
Formula: (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Catapleiite
Formula: Na2Zr(Si3O9) · 2H2O
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Cummingtonite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
ⓘ Eudialyte
Formula: Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ 'Feldspar Group'
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
ⓘ Ferro-katophorite
Formula: {Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2
References:
Flinn et al (1992)
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
References:
Flinn et al (1992)
ⓘ Ilmenite
Formula: Fe2+TiO3
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Keldyshite
Formula: (Na,H)2ZrSi2O7
References:
Flinn et al (1992)
ⓘ 'K Feldspar'
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
ⓘ Låvenite
Formula: Na2Ca2Mn2Zr2(Si2O7)2O2F2
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Lorenzenite
Formula: Na2Ti2(Si2O6)O3
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al. (1992) The rock-forming minerals of the Jabal Arknu and Jabal Awaynat alkaline ring complexes of SE Libya. In: The Geology of Libya, Vol VII edited by Salem et al. (Elsevier) 2539-2557.
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Natrolite
Formula: Na2Al2Si3O10 · 2H2O
References:
Flinn et al (1992)
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
ⓘ Quartz
Formula: SiO2
References:
Flinn et al (1992)
ⓘ Rutile
Formula: TiO2
ⓘ Sanidine
Formula: K(AlSi3O8)
ⓘ Sodalite
Formula: Na4(Si3Al3)O12Cl
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ Titanite
Formula: CaTi(SiO4)O
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
Flinn et al (1992)
ⓘ 'Zeolite Group'
References:
Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
ⓘ Zircon
Formula: Zr(SiO4)
References:
Flinn et al (1992)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘQuartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘFluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
ⓘZircon9.AD.30Zr(SiO4)
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘKeldyshite9.BC.10(Na,H)2ZrSi2O7
ⓘLåvenite9.BE.17Na2Ca2Mn2Zr2(Si2O7)2O2F2
ⓘCatapleiite9.CA.15Na2Zr(Si3O9) · 2H2O
ⓘEudialyte9.CO.10Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘAegirine9.DA.25NaFe3+Si2O6
ⓘLorenzenite9.DB.10Na2Ti2(Si2O6)O3
ⓘCummingtonite9.DE.05◻{Mg2}{Mg5}(Si8O22)(OH)2
ⓘFerro-katophorite9.DE.20{Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2
ⓘArfvedsonite9.DE.25[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘSanidine9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
ⓘvar. Anorthoclase9.FA.35(Na,K)AlSi3O8
ⓘCancrinite9.FB.05(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
ⓘSodalite9.FB.10Na4(Si3Al3)O12Cl
ⓘ'Zeolite Group'9.G0.
ⓘNatrolite9.GA.05Na2Al2Si3O10 · 2H2O
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'K Feldspar'-
ⓘ'Pyroxene Group'-ADSi2O6

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Hⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Hⓘ Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Hⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Hⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Hⓘ Keldyshite(Na,H)2ZrSi2O7
Hⓘ NatroliteNa2Al2Si3O10 · 2H2O
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ CalciteCaCO3
Cⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
OOxygen
Oⓘ AegirineNaFe3+Si2O6
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ Albite var. Anorthoclase(Na,K)AlSi3O8
Oⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Oⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Oⓘ Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Oⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ IlmeniteFe2+TiO3
Oⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Oⓘ Keldyshite(Na,H)2ZrSi2O7
Oⓘ LorenzeniteNa2Ti2(Si2O6)O3
Oⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ NatroliteNa2Al2Si3O10 · 2H2O
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ RutileTiO2
Oⓘ SanidineK(AlSi3O8)
Oⓘ SodaliteNa4(Si3Al3)O12Cl
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ ZirconZr(SiO4)
Oⓘ Pyroxene GroupADSi2O6
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
NaSodium
Naⓘ AegirineNaFe3+Si2O6
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ Albite var. Anorthoclase(Na,K)AlSi3O8
Naⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Naⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Naⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Naⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Naⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Naⓘ Keldyshite(Na,H)2ZrSi2O7
Naⓘ LorenzeniteNa2Ti2(Si2O6)O3
Naⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ NatroliteNa2Al2Si3O10 · 2H2O
Naⓘ SodaliteNa4(Si3Al3)O12Cl
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ Albite var. Anorthoclase(Na,K)AlSi3O8
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Alⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ NatroliteNa2Al2Si3O10 · 2H2O
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ SanidineK(AlSi3O8)
Alⓘ SodaliteNa4(Si3Al3)O12Cl
SiSilicon
Siⓘ AegirineNaFe3+Si2O6
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ Albite var. Anorthoclase(Na,K)AlSi3O8
Siⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Siⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Siⓘ Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Siⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Siⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Siⓘ Keldyshite(Na,H)2ZrSi2O7
Siⓘ LorenzeniteNa2Ti2(Si2O6)O3
Siⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ NatroliteNa2Al2Si3O10 · 2H2O
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SanidineK(AlSi3O8)
Siⓘ SodaliteNa4(Si3Al3)O12Cl
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ ZirconZr(SiO4)
Siⓘ Pyroxene GroupADSi2O6
PPhosphorus
Pⓘ FluorapatiteCa5(PO4)3F
SSulfur
Sⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Clⓘ SodaliteNa4(Si3Al3)O12Cl
KPotassium
Kⓘ Albite var. Anorthoclase(Na,K)AlSi3O8
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Kⓘ SanidineK(AlSi3O8)
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ CalciteCaCO3
Caⓘ Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Caⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Caⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Caⓘ TitaniteCaTi(SiO4)O
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ LorenzeniteNa2Ti2(Si2O6)O3
Tiⓘ RutileTiO2
Tiⓘ TitaniteCaTi(SiO4)O
MnManganese
Mnⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
FeIron
Feⓘ AegirineNaFe3+Si2O6
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Feⓘ IlmeniteFe2+TiO3
Feⓘ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Feⓘ MagnetiteFe2+Fe23+O4
ZrZirconium
Zrⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Zrⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Zrⓘ Keldyshite(Na,H)2ZrSi2O7
Zrⓘ LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Zrⓘ ZirconZr(SiO4)

Geochronology

Mineralization age: Paleogene : 48 ± 2 Ma to 31.8 ± 1 Ma

Important note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Cenozoic
  Paleogene
   Oligocene
ⓘ K Feldspar (youngest age)31.8 ± 1 Ma
ⓘ K Feldspar (oldest age)32 ± 1 Ma
   Eocene
ⓘ Biotite (youngest age)35.6 ± 1 Ma
ⓘ Biotite (oldest age)36 ± 1 Ma
ⓘ Nepheline-syenite (youngest age)42 ± 2 Ma
ⓘ Nepheline-syenite (oldest age)45 ± 2 Ma
ⓘ Aegirine (youngest age)47.7 ± 1.5 Ma
ⓘ Aegirine (oldest age)48 ± 2 Ma

Other Regions, Features and Areas containing this locality

African PlateTectonic Plate
North Africa

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Alkhazmi, R.A. 1985. Some aspects of the geology, geochemistry and petrogenesis of Jabal Arkeno ring complex, S.E. Libya. In: 13th Colloquium of African Geology, Department of Geology, University of St Andrews. International Center for Training and Exchange in the Geosciences, Occasional Publication, 277.
Atherton, M.P., Lagha, S. & Flinn, D. 1991. The geochemistry and petrology of Jabal Arknu and Jabal al Awaynat alkaline ring complexes of SE Libya. In: Salem, M.J. & Busrewil, M.T. (eds) The geology of Libya, 7. Elsevier, Amsterdam, 2559-2576.
Mahrholz, W. W. (1968). Geological exploration of the Kufra region, April-May, 1965. Kingdom of Libya, Ministry of Industry, 8, 1-76.
GOUDARZI. G.H. (1970) Geology and mineral resources of Libya - a reconnaissance. USGS Professional Paper 660, 23.
Schürmann, H. M. E. (1974). The Pre-Cambrian in North Africa. Brill Archive.
Klerkx, J., & CC, R. (1976). PRELIMINARY K/AR RESULTS ON DIFFERENT IGNEOUS ROCK FORMATIONS FROM THE JEBEL UWEINAT REGION (SE LIBYA). Rapport Annuel l'Annee 1975. Department de Geologie et de Mineralogie du Musee Royal de l'Afrique Centrale, Tervuren, 105-111.
Vail, J. R. (1976). LOCATION AND GEOCHRONOLOGY OF IGNEOUS RING-COMPLEXES AND RELATED ROCKS IN NORTH-EAST AFRICA. Geologisches Jahrbuch, B20, 97-114.
Klerkx, J. (1985, January). THE ALKALINE RING COMPLEXES OF JEBEL U WEINAT (SE LIBYA). In JOURNAL OF AFRICAN EARTH SCIENCES (Vol. 3, No. 1-2, pp. 275-275). THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD, ENGLAND OX5 1GB: PERGAMON-ELSEVIER SCIENCE LTD.
FLINN, D., LAGHA, S., ATHERTON, M.P. & CLIFF, R.A. (1992) The rock-forming minerals of the Jabal Arknu and Jabal Awaynat alkaline ring complexes of SE Libya. In: The Geology of Libya, Vol VII edited by Salem et al. (Elsevier) 2539-2557.
WOOLLEY, A.R. (2001) Alkaline Rocks and Carbonatites of the World, Part 3: Africa. Geological Society, London, 146.
CIGOLINI1, C., DI MARTINO, M., LAIOLO, M., COPPOLA, D., ROSSETTI, P. & MORELLI, M. (2012) Endogenous and nonimpact origin of the Arkenu circular structures (al-Kufrah basin—SE Libya). Meteoritics & Planetary Science 2012, 1–17.
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