Cabriite Mineral Data

Cabriite Mineral Data +

General Cabriite Information

Chemical Formula:

Pd2SnCu

Composition:

Molecular Weight = 395.10 gm

Copper 16.08 % Cu

Tin 30.05 % Sn

Palladium 53.87 % Pd

______

100.00 %

Empirical Formula:

Pd₂SnCu

Environment:

In massive mooihoekite ore, also in galena-chalcopyrite veins.

IMA Status:

Approved IMA 1985

Locality:

At the Oktyabr mine, Noril'sk region, western Siberia, USSR. Link to MinDat.org Location Data.

Name Origin:

For Dr. Louis J. Cabri, Canadian Institute of Mining and Metallurgy, describer of a number of platinum group minerals.

Synonym:

IMA1985-057

Cabriite Image

Images:

Cabriite Sperrylite

Comments: Small crystal of dull gray cabriite on a larger tin-white sperrylite crystal.
Location: Dzhezhazgan, Kazakhstan. Scale: Crystal size 1.5 mm.
© John Veevaert

Cabriite Crystallography

Axial Ratios:

a:b:c =1:1:0.5

Cell Dimensions:

a = 7.88, b = 7.88, c = 3.94, Z = 4; V = 244.65 Den(Calc)= 10.73

Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: P mmm

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

By Intensity(I/I_o): 2.29(1), 2.17(0.9), 1.23(0.8),

Physical Properties of Cabriite

Color:

Gray white.

Density:

10.7

Diaphaniety:

Opaque

Hardness:

4-4.5 - Between Fluorite and Apatite

Luster:

Metallic

Optical Properties of Cabriite

RL Anisotrophism:

Strong, in grayish brown to golden colors.

RL Color:

Pink with slight lilac tint.

RL Pleochroism:

Detectable.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Cabriite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
440 nm	42.50	44.50
460 nm	42.40	45.10
480 nm	42.50	46.50
500 nm	43.20	48.30
520 nm	44.00	50.20
540 nm	45.00	52.00
560 nm	46.00	54.00
580 nm	47.80	56.00
600 nm	49.00	58.20
620 nm	51.00	60.40
640 nm	53.30	63.00
660 nm	56.00	65.50
680 nm	58.30	68.00
700 nm	61.10	70.00

**Calculated Relative Intensity Colors of Cabriite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	210%
R₁
R₂

Calculated Properties of Cabriite

Electron Density:

r_electron=9.29 gm/cc
note: r_Cabriite=10.7 gm/cc.

Fermion Index

Fermion Index = 0.17022
Boson Index = 0.82978

Photoelectric:

PE_Cabriite= 233.56 barns/electron
U=PE_Cabriite x r_electron=2,169.28 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Cabriite is Not Radioactive

Cabriite Classification

Dana Class:

1.2.8.1 (1)Native Elements

(1.2)with platinum group metals and alloys

(1.2.8)Dana Group

1.2.8.1 Cabriite Pd2SnCu P mmm 2/m 2/m 2/m

Strunz Class:

I/A.17-20 I - Elements

I/A - Metallic and intermetallic compounds, Platinum-Iron-compounds with Tin/Lead and related compunds

I/A.17 - Paolovite - Thaimyrite series

I/A.17-10 Paolovite Pd2Sn Pbnm 2/m 2/m 2/m

I/A.17-20 Cabriite Pd2SnCu P mmm 2/m 2/m 2/m

I/A.17-30 Taimyrite (Pd,Cu,Pt)3Sn Unk Ortho

I/A.17-40 Tatyanaite! (Pt,Pd,Cu)9Cu3Sn4 P mmm,Pmm2,P 222 Ortho

Other Cabriite Information

References:

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

See Also:

Links to other databases for Cabriite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris

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

Cabriite

Pd2SnCu
Dana No: 1.2.8.1 Strunz No: I/A.17-20
Locality:

Notes: