Xingzhongite (original) (raw)

A material that is NOT an approved mineral species

Name:

Named after its unspecified discovery locality.

Formula redefined by Bosi et al. (2019), but status as a mineral species still remains questionable.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:4339:3

b7e9357c-7907-49e3-a01f-0a803f5b6cca

IMA Classification of XingzhongiteHide

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IMA status notes:

Redefined by the IMA

Approval history:

Formula redefined by IMA as Pb2+Ir3+2S4 (Bosi et al., 2019).

First description reference:

Classification of XingzhongiteHide

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2.DA.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
A : M:S = 3:4

2.8.4.1

2 : SULFIDES
8 : AmXp, with m:p = 1:1

3.12.6

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

Mineral SymbolsHide

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

Symbol Source Reference
Xin 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 XingzhongiteHide

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Hardness:

VHN50=753 kg/mm2 - Vickers

Optical Data of XingzhongiteHide

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Reflectivity:

Wavelength R
466nm 40.5%
544nm 38.9%
589nm 41.1%
656nm 41.0%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 41.1%.

Colour in reflected light:

Bluish gray

Chemistry of XingzhongiteHide

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Mindat Formula:

Pb2+Ir3+2S4

Common Impurities:

Pb,Fe,Ir,Pt

Crystallography of XingzhongiteHide

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Cell Parameters:

a = 9.970 Å

Unit Cell V:

991.03 ų (Calculated from Unit Cell)

Comment:

Cubic or pseudocubic. Space group not determined.

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
5.99 Å (60)
3.02 Å (80)
1.769 Å (70)
1.506 Å (60)
1.340 Å (60)
1.208 Å (100)
1.034 Å (80)
1.020 Å (80)

Geological EnvironmentHide

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First Recorded Occurrence of XingzhongiteHide

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General Appearance of First Recorded Material:

Occurs as a rim (0.1 mm wide) around iridosmine.

Geological Setting of First Recorded Material:

In dunite type platinum ores related to chromium mineralization.

Associated Minerals at First Recorded Locality:

Reference:

Yu, T.H., Lin, S.J., Chao, P., Fang, C.S., Huang, C.S. (1974) A preliminary study of some new minerals of the platinum-group and another associated new one in platinum-bearing intrusions in a region of China. Acta Geologica Sinica: 2: 202-218.

Other Language Names for XingzhongiteHide

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Relationship of Xingzhongite to other SpeciesHide

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Other Members of this group:

Related Minerals - Strunz-mindat GroupingHide

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2.DA. Zaykovite Rh3Se4 Mon. 2/m : _B_2/m
2.DA. Grimmite NiCo2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA. Zolenskyite FeCr2S4 Mon. 2/m : _B_2/m
2.DA. Ezochiite Cu+(Rh3+Pt4+)S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA. Ferrodimolybdenite FeMo2S4 Mon. 2/m : _B_2/b
2.DA.05 Bornhardtite Co2+Co3+2Se4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Carrollite CuCo2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Cuproiridsite (Cu,Fe)Ir2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Cuprorhodsite (Cu1+0.5Fe3+0.5)Rh3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Daubréelite Fe2+Cr3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Fletcherite CuNi2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Florensovite (Cu,Zn)Cr1.5Sb0.5S4 Iso. m_3_m _(_4/_m_32/m )
2.DA.05 Greigite Fe2+Fe3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Indite FeIn2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Kalininite ZnCr2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Linnaeite Co2+Co3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Malanite Cu1+(Ir3+Pt4+)S4 Iso. m_3_m _(_4/_m_32/m )
2.DA.05 Polydymite Ni2+Ni3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Siegenite CoNi2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Trüstedtite Ni3Se4 Iso.
2.DA.05 Tyrrellite Cu(Co,Ni)2Se4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Violarite Fe2+Ni3+2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Cadmoindite CdIn2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Cuprokalininite CuCr2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Joegoldsteinite MnCr2S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Nickeltyrrellite CuNi2Se4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Shiranuiite Cu+(Rh3+Rh4+)S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.05 Berndlehmannite Cu(CrV)S4 Iso. m_3_m _(_4/_m_32/m ) : F d_3_m
2.DA.10 Rhodostannite Cu1+(Fe2+0.5Sn4+1.5)S4 Tet. 4/m : _I_41/a
2.DA.10 Toyohaite Ag1+(Fe2+0.5Sn4+1.5)S4 Tet. 4/m : _I_41/a
2.DA.15 Brezinaite Cr3S4 Mon. 2/m
2.DA.15 Heideite (Fe,Cr)1.15(Ti,Fe)2S4 Mon. 2/m
2.DA.20 Inaglyite Cu3Pb(Ir,Pt)8S16 Hex.
2.DA.20 Konderite Cu3Pb(Rh,Pt,Ir)8S16 Hex. 6/m : _P_6/m
2.DA.25 Kingstonite (Rh,Ir,Pt)3S4 Mon. 2/m : _B_2/m

Other InformationHide

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Health Risks:

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

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References for XingzhongiteHide

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Reference List:

**Fleischer, Michael, Pabst, Adolf, Mandarino, Joseph A., Chao, George Y., Cabri, Louis, J. (1976) New Mineral Names. American Mineralogist, 61 (1-2) 174-186 **p.185

Dunn, P.J., Cabri, L.J., Chao, G.Y., Fleischer, M., Francis, C.A., Grice, J.D., Jambor, J.L., Pabst, A. (1984) New mineral names. American Mineralogist: 69: 406-412 (412).

Garuti, G., Gazzotti, M., Torres-Ruiz, J. (1995) Iridium, rhodium, and platinum sulfides in chromitites from the ultramafic massifs of Finero, Italy, and Ojen, Spain. The Canadian Mineralogist: 33: 509-520.

Localities for XingzhongiteHide

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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

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