Wangyanite

A valid IMA mineral species

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Discuss Wangyanite

Edit Wangyanite Add Synonym Edit CIF structures Clear Cache

Formula:

PdNi₈S₈

Colour:

yellowish brown

Lustre:

Metallic

Specific Gravity:

5.14 (Calculated)

Crystal System:

Isometric

Member of:

Pentlandite Group > Pentlandite Supergroup

Name:

named in honor of Prof. Christina Yan Wang, (b 1968) a well-known researcher on platinum-group element (PGE) occurrences and enrichment mechanisms in mafic-ultramafic intrusions, notably those deposits related to the Emeishan large igneous province in China.

Type Locality:

ⓘ Stillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect), Sweet Grass County, Montana, USA

The new mineral was found in a sample designated 1569-108.4, obtained from the drill hole 1569 (45.391253°N, 109.886659°W) in the area of the Stillwater mine.

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Unique IdentifiersHide

Mindat ID:

471480

Long-form identifier:

mindat:1:1:471480:0

IMA Classification of WangyaniteHide

IMA status:

Approved

Approval year:

2024

Type description reference:

Chen, Chen; Xian, Haiyang; Jenkins, Christopher; Yao, Zhuosen; Yang, Yiping; Lin, Xiaoju; Li, Shan; Xi, Jiaxin; Yuan, Yuhuan; Zhu, Jianxi; et al. (2025) Wangyanite, PdNi8S8, a new Pd end-member mineral of the pentlandite group from the J-M reef, Stillwater Complex, Montana, USA. American Mineralogist, 110 (11). 1844-1853 doi:10.2138/am-2024-9640

Classification of WangyaniteHide

Strunz-mindat (2026):

2.BB.15

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
B : With Ni

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference for Standard
Wyn	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of WangyaniteHide

Lustre:

Metallic

Transparency:

Opaque

Colour:

Yellowish brown

Streak:

Black

Tenacity:

Brittle

Cleavage:

None Observed

Parting:

none

Fracture:

Irregular/Uneven

Density:

5.14 g/cm³ (Calculated)

Optical Data of WangyaniteHide

Anisotropism:

not discernible

Bireflectance:

not discernible

Reflectivity:

Wavelength	R₁ (%)	R₂ (%)
470nm	34.6%	41.6%
546nm	27.6%	32.8%
589nm	42.7%	50.5%
650nm	44.6%	52.9%

Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 52.9%.
R₁ shown in black, R₂ shown in red

Colour in reflected light:

subtle pale yellow color

Pleochroism:

Not Visible

Chemistry of WangyaniteHide

Mindat Formula:

PdNi₈S₈

Element Weights:

Element	% weight
Ni	56.403 %
S	30.814 %
Pd	12.783 %

Calculated from ideal end-member formula.

Elements listed:

Ni, Pd, S - search for minerals with similar chemistry

Crystallography of WangyaniteHide

Crystal System:

Isometric

Class (H-M):

m3m(4/m32/m) - Hexoctahedral

Space Group:

Fm3m

Setting:

Fm3m

Cell Parameters:

a = 10.117(1) Å

Unit Cell V:

1,035.51 Å³ (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
5.846 Å	(70)
3.047 Å	(70)
1.949 Å	(31)
1.264 Å	(41)
3.577 Å	(31)
2.923 Å	(100)
2.320 Å	(19)
1.033 Å	(17)

Locality:

Stillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect), Sweet Grass County, Montana, USA

Reference:

Type Occurrence of WangyaniteHide

Type Locality:

ⓘ Stillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect), Sweet Grass County, Montana, USA

General Appearance of Type Material:

occurs as anhedral-subhedral granular crystals 200–400 µm in size

Place of Conservation of Type Material:

Type material is deposited in the collections of the Yifu Museum, China University of Geosciences, No. 388 Lumo Road, Wuhan 430074, People's Republic of China, catalogue number SW-JM1569108

Geological Setting of Type Material:

reef-type deposits in mafic-ultramafic intrusions at J-M reef of the Stillwater Complex

Associated Minerals at Type Locality:

Reference:

Synonyms of WangyaniteHide

IMA2024-008a

Other Language Names for WangyaniteHide

Dutch:Wangyaniet

German:Wangyanit

Relationship of Wangyanite to other SpeciesHide

Member of:

Pentlandite Group > Pentlandite Supergroup

Other Members of Pentlandite Group:

Argentopentlandite	Ag(Fe,Ni)₈S₈	Iso. m3m(4/m32/m) : Fm3m
Cobaltpentlandite	Co₉S₈	Iso. m3m(4/m32/m) : Fm3m
Geffroyite	(Cu,Fe,Ag)₉(Se,S)₈	Iso. m3m(4/m32/m) : Fm3m
Oberthürite	Rh₃Ni₃₂S₃₂	Iso.
Pentlandite	(Ni_xFe_y)_Σ9S₈	Iso. m3m(4/m32/m) : Fm3m
Shadlunite	(Pb,Cd)(Fe,Cu)₈S₈	Iso. m3m(4/m32/m) : Fm3m
Sugakiite	Cu(Fe,Ni)₈S₈	Tet. 4/mmm(4/m2/m2/m) : P4₂/mnm

Related Minerals - Strunz-mindat Grouping Hide

2.BB.	Arsenotučekite	Ni₁₈Sb₃AsS₁₆	Tet. 4mm : I4mm
2.BB.	Hrabákite	Ni₉PbSbS₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.	'UM2007-27-S:CuFeIrNiRh'	(Ni,Fe,Cu,Rh,Ir)₁₁S₉
2.BB.	Horomanite	Fe₆Ni₃S₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.	Samaniite	Cu₂Fe₅Ni₂S₈	Tet. 4/mmm(4/m2/m2/m) : P4₂/mnm
2.BB.05	Heazlewoodite	Ni₃S₂	Trig. 32 : R32
2.BB.05	'UM2007-30-S:Fe'	Fe₃S₂
2.BB.05	Vozhminite	(Ni,Co)₄(As,Sb)S₂	Hex.
2.BB.05	Oregonite	Ni₂FeAs₂	Hex.
2.BB.10	Hauchecornite	Ni₉BiSbS₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.10	Arsenohauchecornite	Ni₁₈Bi₃AsS₁₆	Tet.
2.BB.10	Tellurohauchecornite	Ni₉Bi(Te,Bi)S₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.10	Jinxiuite	Ni₁₈Bi₂SbAsS₁₆	Tet. 4/mmm(4/m2/m2/m) : I4/mmm
2.BB.10	Bismutohauchecornite	Ni₉Bi₂S₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.10	Tučekite	Ni₉Sb₂S₈	Tet. 4/mmm(4/m2/m2/m) : P4/mmm
2.BB.15	Argentopentlandite	Ag(Fe,Ni)₈S₈	Iso. m3m(4/m32/m) : Fm3m
2.BB.15	Shadlunite	(Pb,Cd)(Fe,Cu)₈S₈	Iso. m3m(4/m32/m) : Fm3m
2.BB.15	Ferhodsite	(Fe,Rh,Ni,Ir,Cu,Pt)₉S₈	Tet.
2.BB.15	Cobaltpentlandite	Co₉S₈	Iso. m3m(4/m32/m) : Fm3m
2.BB.15	'UM2002-26-S:FeNi'	(Ni,Fe)₉S₈	Hex.
2.BB.15	Pentlandite	(Ni_xFe_y)_Σ9S₈	Iso. m3m(4/m32/m) : Fm3m
2.BB.15	Oberthürite	Rh₃Ni₃₂S₃₂	Iso.
2.BB.15	Geffroyite	(Cu,Fe,Ag)₉(Se,S)₈	Iso. m3m(4/m32/m) : Fm3m
2.BB.15	Kharaelakhite	(Cu,Pt,Pb,Fe,Ni)₉S₈	Orth. mmm(2/m2/m2/m) : Pmmm
2.BB.15	'Manganoshadlunite'	(Mn,Pb,Cd)(Cu,Fe)₈S₈
2.BB.15	Sugakiite	Cu(Fe,Ni)₈S₈	Tet. 4/mmm(4/m2/m2/m) : P4₂/mnm
2.BB.15	Godlevskite	(Ni,Fe)₉S₈	Orth. 222 : C222

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.

Internet Links for WangyaniteHide

mindat.org URL:

https://www.mindat.org/min-471480.html
Please feel free to link to this page.

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Mineral Dealers:

Buy from D. Joyce minerals

References for WangyaniteHide

Reference List:

Chen, C., Xian, H., Jenkins, M. C., Yao, Z., Yang, Y., Lin, X., Li, S., Xi, J., Yuan, Y., Zhu, J., et al. (2024) Wangyanite, IMA 2024-008a, in IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 82. European Journal of Mineralogy, 36 (6). 1005-1010 doi:10.5194/ejm-36-1005-2024

Localities for WangyaniteHide

Showing 1 localities.

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.

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Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.

USA (TL)

Montana

Sweet Grass County

ⓘ Stillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect) (TL)

Sibanye Stillwater

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Wangyanite

Unique IdentifiersHide

IMA Classification of WangyaniteHide

Classification of WangyaniteHide

Mineral SymbolsHide

Physical Properties of WangyaniteHide

Optical Data of WangyaniteHide

Chemistry of WangyaniteHide

Crystallography of WangyaniteHide

X-Ray Powder DiffractionHide

Type Occurrence of WangyaniteHide

Synonyms of WangyaniteHide

Other Language Names for WangyaniteHide

Relationship of Wangyanite to other SpeciesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for WangyaniteHide

References for WangyaniteHide

Localities for WangyaniteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide