Sabatierite Mineral Data

Sabatierite Mineral Data +

General Sabatierite Information

Chemical Formula:

Cu4TlSe3

Composition:

Molecular Weight = 695.45 gm

Thallium 29.39 % Tl

Copper 36.55 % Cu

Selenium 34.06 % Se

______

100.00 %

Empirical Formula:

Cu₄TlSe₃

Environment:

In calcite veins.

IMA Status:

Approved IMA 1978

Locality:

Bukov deposit, Rozna district, Czech Republic. Link to MinDat.org Location Data.

Name Origin:

Named for Germain Sabatier (1923-), French mineralogist.

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Sabatierite Crystallography

Axial Ratios:

a:c = 1:2.46209

Cell Dimensions:

a = 3.997, c = 9.841, Z = 1; V = 157.22 Den(Calc)= 7.34

Crystal System:

Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/mmm

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

By Intensity(I/I_o): 3.089(1), 1.991(0.7), 2.706(0.7),

Physical Properties of Sabatierite

Color:

Blue gray.

Diaphaniety:

Opaque

Habit:

Aggregates - Made of numerous individual crystals or clusters.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

2.5 - Finger Nail

Luster:

Metallic

Optical Properties of Sabatierite

RL Anisotrophism:

Strong, with undulatory extinction, colors in light gray-blue to dark yellow-brown.

RL Color:

Bluish gray with slight cream tint.

RL Pleochroism:

Distinct, in light brown to light blue.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Sabatierite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	31.10	32.10
420 nm	31.00	33.20
440 nm	30.90	34.30
460 nm	30.60	33.80
480 nm	30.10	33.00
500 nm	29.50	32.20
520 nm	28.70	31.50
540 nm	27.90	30.60
560 nm	27.00	29.60
580 nm	26.10	28.40
600 nm	25.30	27.20
620 nm	24.50	26.00
640 nm	23.80	24.80
660 nm	23.00	23.80
680 nm	22.20	22.70
700 nm	21.30	21.60

**Calculated Relative Intensity Colors of Sabatierite in Air**
Relative Intensity	0%	40%	80%	100%	120%	160%	200%	240%	280%	320%	350%
R₁
R₂

Calculated Properties of Sabatierite

Electron Density:

r_electron=6.31 gm/cc
note: r_Sabatierite=7.34 gm/cc.

Fermion Index

Fermion Index = 0.02588
Boson Index = 0.97412

Photoelectric:

PE_Sabatierite= 548.34 barns/electron
U=PE_Sabatierite x r_electron=3,460.84 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Sabatierite is Not Radioactive

Sabatierite Classification

Dana Class:

2.4.12.2 (2)Sulfides - Including Selenides and Tellurides

(2.4)where Am Bn Xp, with (m+n):p=2:1

(2.4.12)Dana Group

2.4.12.1 Crookesite Cu7(Tl,Ag)Se4 I 4 4

2.4.12.2 Sabatierite Cu4TlSe3 P 4/mmm 4/m 2/m 2/m

Strunz Class:

II/B.03-40 II - Sulfides and sulphosalts

II/B - Sulfides with metal: sulfur, selenium and tellurium > 1:1, Selenides with predominant Copper

II/B.03 - Bertzeliannite - Athabascaite series

II/B.03-10 Berzelianite Cu2Se F m3m 4/m 3 2/m

II/B.03-20 Bellidoite Cu2Se P 4₁/m 4/m

II/B.03-30 Crookesite Cu7(Tl,Ag)Se4 I 4 4

II/B.03-40 Sabatierite Cu4TlSe3 P 4/mmm 4/m 2/m 2/m

II/B.03-50 Umangite Cu3Se2 P 2₁2₁2 2 2 2

II/B.03-60 Athabascaite Cu5Se4 Unk Ortho

Other Sabatierite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Sabatierite :
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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Sabatierite

Cu4TlSe3
Dana No: 2.4.12.2 Strunz No: II/B.03-40
Locality:

Notes: