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About WestervelditeHide

brownish grey, dark gray
5½ - 6
Crystal System:
Named after Jan Westerveld (1905-1962), mineralogist and economic geologist, University of Amsterdam, The Netherlands
This page provides mineralogical data about Westerveldite.

Classification of WestervelditeHide

Approval Year:

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
C : With Ni, Fe, Co, PGE, etc.

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
11 : Sulphides etc. of Ni

Physical Properties of WestervelditeHide

brownish grey, dark gray
5½ - 6 on Mohs scale
VHN100=916 - 973 kg/mm2 (15 s test time) - Vickers

Optical Data of WestervelditeHide

distinct in air strong in oil
weak in air and oil
546 nnnmR=48.3%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 48.3%.
Colour in reflected light:
whitish grey with faint brownish and bluish tinges

Chemical Properties of WestervelditeHide

IMA Formula:
Common Impurities:

Crystallography of WestervelditeHide

Crystal System:
Cell Parameters:
a = 5.43 Å, b = 6.02 Å, c = 3.37 Å
a:b:c = 0.902 : 1 : 0.56
Unit Cell V:
110.16 ų (Calculated from Unit Cell)

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0009796WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic0.0001293
0009797WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic0.0001293
0009798WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic2.25293
0009799WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic4.36293
0009800WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic6.1293
0009801WestervelditeLyman P S, Prewitt C T (1984) Room- and high-pressure crystal chemistry of CoAs and FeAs Acta Crystallographica B40 14-201984synthetic8.3293
0018135WestervelditeFylking K (1934) Phosphides and arsenides with modified nickel-arsenide structure _cod_database_code 1011285 Arkiv for Kemi, Mineralogi och Geologi B11 1-619340293
CIF Raw Data - click here to close

Type Occurrence of WestervelditeHide

Synonyms of WestervelditeHide

Other Language Names for WestervelditeHide

Varieties of WestervelditeHide

Antimonian WestervelditeAn antimony-bearing variety.

Common AssociatesHide

Associated Minerals Based on Photo Data:
2 photos of Westerveldite associated with Eudialyte(Na3Na3Na3Na3Na3)Ca6(IVFe2+3)Zr3[Si3O9]2[Si9O27SiO][Si9O27SiO]Cl(H2O)
1 photo of Westerveldite associated with AegirineNaFe3+Si2O6

Related Minerals - Nickel-Strunz GroupingHide

2.CC.05AchávaliteFeSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.05BreithauptiteNiSbHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.05FrebolditeCoSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.05KotulskitePd(Te,Bi)2-x (x ≈ 0.4)Hex.
2.CC.05LangisiteCoAsHex. 6 : P63
2.CC.05NickelineNiAsHex. 6/mmm (6/m 2/m 2/m) : P63/mcm
2.CC.05Sederholmitebeta-NiSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.10Smythite(Fe,Ni)3+xS4 (x=0-0.3)Trig. 3m (3 2/m) : R3m
2.CC.10TroiliteFeSHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.15CherepanoviteRhAsOrth. mmm (2/m 2/m 2/m) : Pnma
2.CC.20MilleriteNiSTrig. 3m : R3m
2.CC.25Mackinawite(Fe,Ni)9S8Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
2.CC.30VavříniteNi2SbTe2Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.35bCooperitePtSTet. 4/mmm (4/m 2/m 2/m) : P42/mmc

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.11.1HeazlewooditeNi3S2Trig. 3 2 : R3 2
3.11.2Godlevskite(Ni,Fe)9S8Orth. 2 2 2 : C2 2 2
3.11.3MilleriteNiSTrig. 3m : R3m
3.11.4PolydymiteNi2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
3.11.5VaesiteNiS2Iso. m3 (2/m 3) : Pa3
3.11.7DonharrisiteNi3HgS3Mon. 2/m : B2/m
3.11.8ViolariteFe2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
3.11.9Pentlandite(FexNiy)Σ9S8Iso. m3m (4/m 3 2/m) : Fm3m
3.11.10Bravoite(Fe,Ni)S2Iso. m3 (2/m 3) : Pa3
3.11.11SiegeniteCoNi2S4Iso. m3m (4/m 3 2/m) : Fd3m
3.11.12FletcheriteCu(Ni,Co)2S4Iso. m3m (4/m 3 2/m) : Fd3m
3.11.15Sederholmitebeta-NiSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.11.18KulleruditeNiSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
3.11.19Penroseite(Ni,Co,Cu)Se2Iso. m3 (2/m 3) : Pa3
3.11.20TyrrelliteCu(Co3+,Ni3+)2Se4Iso. m3m (4/m 3 2/m) : Fd3m
3.11.21ImgreiteNiTe (?)Hex.
3.11.22MeloniteNiTe2Trig. 3m (3 2/m) : P3m1
3.11.23KitkaiteNiTeSeTrig. 3m (3 2/m) : P3m1
3.11.24DieneriteNi3AsIso. 4 3m : I4 3d
3.11.25OrceliteNi5-xAs2, x ~ 0.25Hex. 6mm : P63mc
3.11.26MaucheriteNi11As8Tet. 4 2 2 : P41 21 2
3.11.27NickelineNiAsHex. 6/mmm (6/m 2/m 2/m) : P63/mcm
3.11.28RammelsbergiteNiAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
3.11.29PararammelsbergiteNiAs2Orth. mmm (2/m 2/m 2/m) : Pbca
3.11.30Nickelskutterudite(Ni,Co,Fe)As3Iso. m3 (2/m 3) : Im3
3.11.33LangisiteCoAsHex. 6 : P63
3.11.34GersdorffiteNiAsSIso. m3 (2/m 3) : Pa3
3.11.35JolliffeiteNiAsSeIso. m3 (2/m 3) : Pa3
3.11.36BreithauptiteNiSbHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.11.38UllmanniteNiSbSIso. 2 3 : P21 3

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for WestervelditeHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1972): 57: 354-363.
Neues Jahrbuch für Mineralogie, Abhandlungen (1977): 130: 214.
I. S. Oen, E. A. J. Burke and C. Kieft (1977) Westerveldite from Igdlúnguaq, Ilímaussaq Alkaline Massif, South Greenland. Mineralogical Magazine 41:77-83.
Picot -Johan (1982): 389.

Internet Links for WestervelditeHide

Localities for WestervelditeHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
  • Manitoba
    • Thompson Nickel Belt
      • Moab-Setting Lakes area
        • Thompson
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; I. S. Oen, E. A. J. Burke and C. Kieft (1977) Westerveldite from Igdlúnguaq, Ilímaussaq Alkaline Massif, South Greenland. Mineralogical Magazine 41:77-83.
  • South Ostrobothnia
American Mineralogist (1977): 62: 1059-1060.
References Borodaev, Y., Mozgova, N., Ozerova, N., Bortnikov, N. Oivanen, P., Iletuinen, O. (1983): Associations Of Ore Minerals In The Deposits Of The Seinajöki District And The Discussion On The Ore Formation, Bull. Geol. Soc. Finland. 55 (1), 3-23
  • Kujalleq
    • Narsaq
Soerensen, H. (2001): The Ilimaussaq alkaline complex, South Greenland: status of mineralogical research with new results, Geology of Greenland Survey Bulletin 190, GEUS; Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
Knut Eldjarn collection
I. S. Oen, E. A. J. Burke and C. Kieft (1977) Westerveldite from Igdlúnguaq, Ilímaussaq Alkaline Massif, South Greenland. Mineralogical Magazine 41:77-83.
  • Umbria
    • Terni Province
      • San Venanzo
Stoppa, F., Sharygin, V.V., and Cundari, A. (1997): Mineralogy and Petrology 61, 27-45.; Stoppa, F., Sharygin, V.V. and Cundari, A. (1997) New mineral data from the kamafugite-carbonatite association: the melilitolite from Pian di Celle, Italy. Mineralogy and Petrology, 61, 27-45.; Sharygin, V. V., Pekov, I. V., Zubkova, N. V., Khomyakov, A. P., Stoppa, F., & Pushcharovsky, D. Y. (2013). Umbrianite, K7Na2Ca2 [Al3Si10O29] F2Cl2, a new mineral species from melilitolite of the Pian di Celle volcano, Umbria, Italy. European Journal of Mineralogy, 25(4), 655-669.; Stoppa, F., & Schiazza, M. (2014). Extreme chemical conditions of crystallisation of Umbrian Melilitolites and wealth of rare, late stage/hydrothermal minerals. Central European Journal of Geosciences, 6(4), 549-564.; Conticelli, S., D’antonio, M., Pinarelli, L., & Civetta, L. (2002). Source contamination and mantle heterogeneity in the genesis of Italian potassic and ultrapotassic volcanic rocks: Sr–Nd–Pb isotope data from Roman Province and Southern Tuscany. Mineralogy and Petrology, 74(2-4), 189-222. Cundari, A., & Ferguson, A. K. (1991). Petrogenetic relationships between melilitite and lamproite. Contributions to Mineralogy and Petrology, 107(3), 343-357. Laurenzi, M., Stoppa, F., & Villa, I. (1994). Eventi ignei monogenici e depositi piroclastici nel Distretto Ultra-alcalino Umbro-Laziale (ULUD): revisione, aggiornamento e comparazione dei dati cronologici. Plinius, 12, 61-65. Panina, L. I., Stoppa, F., & Usol tseva, L. M. (2003). Genesis of melilitite rocks of Pian di Celle volcano, Umbrian kamafugite province, Italy: evidence from melt inclusions in minerals. PETROLOGY C/C OF PETROLOGIIA, 11(4), 365-382. Sabatini, V. (1899). I vulcani di San Venanzo. Riv Miner Cristal It, 22, 3-12. Stoppa, F. (1996). The San Venanzo maar and tuff ring, Umbria, Italy: eruptive behaviour of a carbonatite-melilitite volcano. Bulletin of Volcanology, 57(7), 563-577. Stoppa, F., Rukhlov, A. S., Bell, K., Schiazza, M., & Vichi, G. (2014). Lamprophyres of Italy: early Cretaceous alkaline lamprophyres of southern Tuscany, Italy. Lithos, 188, 97-112. Stoppa, F., Sharygin, V. V., & Cundari, A. (1997). New mineral data from the kamafugitecarbonatite association: the melilitolite from Pian di Celle, Italy. Mineralogy and Petrology, 61(1-4), 27-45.
  • Murmansk Oblast
Olga Yakovleva, I. Pekov, I. Bryzgalov, Yu. Men’shikov, V. Yapaskurt, E. Guseva, N. Korotaeva (2009) Chalcogenide Minerals in Fenitized Xenoliths in Khibiny Alkaline Complex Kola Peninsula, Russia): Diversity and Chemical Features. Fifth International Symposium Mineral Diversity Research and Preservation pp213-216
  • Andalusia
    • Málaga
      • Álora
Gervilla, F., Leblanc, M. (1980) Magmatic ores in high-temperature alpine-type lherzolite massifs (Ronda, Spain, and Beni Bousera, Morocco). Economic Geology, 85:1, 112-132.
      • Carratraca
Econ Geol (1990) 85:112-132
      • Ojén
        • Ojén lherzolite massif
Oen, I.S., Burke, E.A., Kieft, C. y Westerhof, A.B. (1972). Westerveldite, (Fe, Ni, Co)As, a new mineral from La Gallega, Spain. American Mineralogist, 57, 354-363.
Gervilla, F., Gutiérrez-Narbona, R., & Fenoll-Hach-Alí, P. (2002). The origin of different types of magmatic mineralizations from small-volume melts in the lherzolite massifs of the Serranía de Ronda. Boletín de la Sociedad Espanola de Mineralogía, 25, 79-96.
  • Galicia
    • Pontevedra
      • A Cañiza
Martin-Izard, A., Paniagua, A., Moreiras, D. (1995) Metasomatism at a granitic pegmatite-dunite contact in Galicia: the Franqueira occurrence of chrysoberyl (alexandrite), emerald, and phenakite. Canadian Mineralogist, 33, 775-792.
  • Södermanland County
    • Nyköping
      • Tunaberg
NJMAh (1994) 166 (3), 261-294
  • New Hampshire
    • Merrimack Co.
Am Min 88:1844–1852, (2003)
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