Arsenosulvanite Mineral Data

Arsenosulvanite Mineral Data +

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General Arsenosulvanite Information

Chemical Formula:

Cu3(As,V)S4

Composition:

Molecular Weight = 387.83 gm

Vanadium 3.28 % V

Copper 49.16 % Cu

Arsenic 14.49 % As

Sulfur 33.07 % S

______

100.00 %

Empirical Formula:

Cu₃As_0.75V³⁺_0.25S₄

Environment:

In quartz-calcite veins cutting bituminous limestone.

IMA Status:

Valid Species (Pre-IMA) 1941

Locality:

Tilva Mika deposit, Bor, eastern Serbia. Link to MinDat.org Location Data.

Name Origin:

Named for its chemical relationship to sulvanite.

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Arsenosulvanite Crystallography

Cell Dimensions:

a = 10.552, Z = 8; V = 1,174.91 Den(Calc)= 4.38

Crystal System:

Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: P 43m

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

By Intensity(I/I_o): 1.87(1), 3.04(1), 1.59(0.5),

Crystal Structure:

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drag2 - RMB Resize/Rotate
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Spry P G , Merlino S , Wang S , Zhang X , Buseck P R , American Mineralogist , 79 (1994) p.750-762, New occurrences and refined crystal chemistry of colusite, with comparisons to, arsenosulvanite, Sample: Sn-poor, crystal 1

Physical Properties of Arsenosulvanite

Color:

Bronze.

Density:

4.01 - 4.2, Average = 4.1

Diaphaniety:

Opaque

Habit:

Granular - Generally occurs as anhedral to subhedral crystals in matrix.

Hardness:

3.5 - Copper Penny

Luster:

Metallic

Streak:

black

Optical Properties of Arsenosulvanite

RL Pleochroism:

Distinctive yellowish brownish tint.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Arsenosulvanite in Air**
λ	R	∑ R(λ)
400 nm	23.50
420 nm	24.90
440 nm	26.30
460 nm	27.40
480 nm	28.60
500 nm	29.80
520 nm	30.70
540 nm	31.70
560 nm	32.40
580 nm	32.70
600 nm	32.40
620 nm	31.80
640 nm	31.40
660 nm	31.10
680 nm	30.90
700 nm	30.40

**Calculated Relative Intensity Colors of Arsenosulvanite in Air**
Relative Intensity	0%	40%	80%	100%	120%	160%	200%	240%	280%	320%	330%
R

Calculated Properties of Arsenosulvanite

Electron Density:

r_electron=4.10 gm/cc
note: r_{Arsenosulvanite}=4.38 gm/cc.

Fermion Index

Fermion Index = 0.00256
Boson Index = 0.99744

Photoelectric:

PE_{Arsenosulvanite}= 34.56 barns/electron
U=PE_{Arsenosulvanite} x r_electron= 141.69 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Arsenosulvanite is Not Radioactive

Arsenosulvanite Classification

Dana Class:

3.2.3.2 (3)Sulfides - Sulfosalts

(3.2)where z/y = 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(3.2.3)Dana Group

3.2.3.1 Sulvanite Cu3VS4 P 43m 4 3m

3.2.3.2 Arsenosulvanite Cu3(As,V)S4 P 43m 4 3m

Strunz Class:

II/C.10-50 II - Sulfides and sulphosalts

II/C - Sulfides with metal: sulfur, selenium and tellurium = 1:1

II/C.10 - Stannite group, Germanite series

II/C.10-10 Renierite (Cu,Zn)11(Ge,As)2Fe4S16 P 4₂c- 4 2m

II/C.10-15 Vinciennite Cu10Fe4Sn(As,Sb)S16 P 4₁22 4 2 2

II/C.10-20 Germanite Cu26Fe4Ge4S32 P 43n 4 3m

II/C.10-30 Nekrasovite Cu26V2(Sn,As,Sb)6S32 P 43n 4 3m

II/C.10-40 Colusite Cu12-13V(As,Sb,Sn,Ge)3S16 P 43n 4 3m

II/C.10-45 Stibiocolusite Cu13V(Sb,As,Sn)3S16 P 43n 4 3m

II/C.10-47 Germanocolusite Cu13V(Ge,As)3S16 P 43n 4 3m

II/C.10-50 Arsenosulvanite Cu3(As,V)S4 P 43m 4 3m

II/C.10-50* Maikainite! Cu20(Fe,Cu)6Mo2Ge6S32 P 43n 4 3m

II/C.10-55 Ovamboite! Cu20(Fe,Cu,Zn)6W2Ge6S32 P 43n 4 3m

II/C.10-60 Sulvanite Cu3VS4 P 43m 4 3m

II/C.10-70 Polkovicite (Fe,Pb)3(Ge,Fe)1-xS4 F d3m 4/m 3 2/m

II/C.10-80 Morozeviczite (Pb,Fe)3Ge1-xS4 F d3m 4/m 3 2/m

Other Arsenosulvanite Information

References:

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

See Also:

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

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Arsenosulvanite

Cu3(As,V)S4
Dana No: 3.2.3.2 Strunz No: II/C.10-50
Locality:

Notes: