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Westerveldite

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About WestervelditeHide

Formula:
(Fe,Ni,Co)As
Colour:
brownish grey, dark gray
Lustre:
Metallic
Hardness:
5½ - 6
Crystal System:
Orthorhombic
Name:
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

Approved
Approval Year:
1971
2.CC.15

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.
3.11.32

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

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

Optical Data of WestervelditeHide

Anisotropism:
distinct in air strong in oil
Bireflectance:
weak in air and oil
Reflectivity:
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

Formula:
(Fe,Ni,Co)As
IMA Formula:
FeAs
Common Impurities:
Sb,Co

Crystallography of WestervelditeHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 5.43 Å, b = 6.02 Å, c = 3.37 Å
Ratio:
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.UM2007-26-S:CuFeIrNiPtRh(Ir,Cu,Ni,Pt,Rh,Fe)9S11
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.05SobolevskitePdBiHex.
2.CC.05StumpflitePtSbHex.
2.CC.05SudburyitePdSbHex.
2.CC.05JaipuriteCoSHex.
2.CC.05ZlatogoriteNiCuSb2Trig.
2.CC.10PyrrhotiteFe1-xSMon.
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.15Modderite(Co,Fe)AsOrth.
2.CC.15Ruthenarsenite(Ru,Ni)AsOrth.
2.CC.20MilleriteNiSTrig. 3m : R3m
2.CC.20Mäkineniteγ-NiSeTrig.
2.CC.20UM1990-38-S:CuFeIrNiPtRh(Ni,Fe,Rh,Cu,Ir,Pt)S
2.CC.25Mackinawite(Fe,Ni)9S8Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
2.CC.30Hexatestibiopanickelite(Pd,Ni)(Sb,Te)Hex.
2.CC.30VavříniteNi2SbTe2Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
2.CC.35aBraggite(Pt,Pd,Ni)STet.
2.CC.35bCooperitePtSTet. 4/mmm (4/m 2/m 2/m) : P42/mmc
2.CC.35aVysotskite(Pd,Ni)STet.

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
3.11.6ShanditeNi3Pb2S2Trig.
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
3.11.13Villamaninite(Cu,Ni,Co,Fe)S2Tric.
3.11.14Mäkineniteγ-NiSeTrig.
3.11.15Sederholmitebeta-NiSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.11.16TrüstedtiteNi3Se4Iso.
3.11.17WilkmaniteNi3Se4Mon.
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
3.11.31OregoniteNi2FeAs2Hex.
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
3.11.39WillyamiteCoSbS

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.
Canada
 
  • 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.
Finland
 
  • 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
Greenland
 
  • 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.
Italy
 
  • 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.
Russia
 
  • 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
Spain
 
  • 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.
Sweden
 
  • Södermanland County
    • Nyköping
      • Tunaberg
NJMAh (1994) 166 (3), 261-294
USA
 
  • New Hampshire
    • Merrimack Co.
Am Min 88:1844–1852, (2003)
 
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