Xingzhongite Mineral Data

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General Xingzhongite Information

Chemical Formula:

(Pb,Cu,Fe)(Ir,Pt,Rh)2S4

Composition:

Molecular Weight = 645.53 gm

Iron 0.87 % Fe

Copper 2.95 % Cu

Iridium 35.73 % Ir

Platinum 18.13 % Pt

Rhodium 3.19 % Rh

Lead 19.26 % Pb

Sulfur 19.87 % S

______

100.00 %

Empirical Formula:

Pb_0.6Cu_0.3Fe²⁺_0.1Ir_1.2Pt_0.6Rh_0.2S₄

Environment:

In dunite-hosted platinum ores, related to chromium mineralization.

IMA Status:

Approved IMA 1974

Locality:

China. Link to MinDat.org Location Data.

Name Origin:

Named for the unspecified locality.

Name Pronunciation:

Xingzhongite + Pronunciation

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Xingzhongite Crystallography

Cell Dimensions:

a = 9.97, Z = 6; V = 991.03 Den(Calc)= 6.49

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 1.765(1), 3(0.8), 5.8(0.8),

Physical Properties of Xingzhongite

Cleavage:

{0001} Distinct

Color:

Steel gray.

Density:

6.64

Diaphaneity:

Opaque

Hardness:

6 - Orthoclase

Luster:

Metallic

Optical Properties of Xingzhongite

RL Color:

Bluish gray.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Xingzhongite in Air**
λ	R	∑ R(λ)
466 nm	40.50
544 nm	38.90
589 nm	41.10
656 nm	41.00

**Calculated Relative Intensity Colors of Xingzhongite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	210%	220%
R

Calculated Properties of Xingzhongite

Electron Density:

Bulk Density (Electron Density)=5.48 gm/cc
note: Specific Gravity of Xingzhongite =6.49 gm/cc.

Fermion Index:

Fermion Index = 0.1
Boson Index = 0.9

Photoelectric:

PE_Xingzhongite=1,162.27 barns/electron
U=PE_Xingzhongite x rElectron Density=6,373.13 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Xingzhongite is Not Radioactive

Xingzhongite Classification

Dana Class:

02.08.04.01 (02)Sulfides - Including Selenides and Tellurides

(02.08)where Am Bn Xp, with (m+n):p=1:1

(02.08.04)Dana Group

02.08.04.01 Xingzhongite (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 F d3m 4/m 3 2/m

Strunz Class:

02.DA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.D - Metal Sulfides, M:S = 3:4 and 2:3

02.DA -M:S = 3:4

02.DA.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m

02.DA.05 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m

02.DA.05 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m

02.DA.05 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m

02.DA.05 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m

02.DA.05 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m

02.DA.05 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m

02.DA.05 Daubreelite FeCr2S4 F d3m 4/m 3 2/m

02.DA.05 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m

02.DA.05 Greigite FeFe2S4 F d3m 4/m 3 2/m

02.DA.05 Indite FeIn2S4 F d3m 4/m 3 2/m

02.DA.05 Linnaeite CoCo2S4 F d3m 4/m 3 2/m

02.DA.05 Kalininite ZnCr2S4 F d3m 4/m 3 2/m

02.DA.05 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m

02.DA.05 Polydymite NiNi2S4 F d3m 4/m 3 2/m

02.DA.05 Violarite FeNi2S4 F d3m 4/m 3 2/m

02.DA.05 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m

02.DA.05 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m

02.DA.05 Xingzhongite (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 F d3m 4/m 3 2/m

02.DA.05 Trustedtite Ni3Se4 F d3m 4/m 3 2/m

02.DA.05 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m

Other Xingzhongite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Xingzhongite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Xingzhongite Specimen Label here :

Xingzhongite

(Pb,Cu,Fe)(Ir,Pt,Rh)2S4
Dana No: 02.08.04.01 Strunz No: 02.DA.05
Locality:

Notes: