Routhierite Mineral Data

Routhierite Mineral Data +

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General Routhierite Information

Chemical Formula:

TlCu(Hg,Zn)2(As,Sb)2S3

Composition:

Molecular Weight = 967.16 gm

Thallium 21.13 % Tl

Zinc 3.38 % Zn

Copper 6.57 % Cu

Mercury 31.11 % Hg

Antimony 6.29 % Sb

Arsenic 11.62 % As

Sulfur 19.89 % S

______

100.00 %

Empirical Formula:

TlCuHg_1.5Zn_0.5As_1.5Sb_0.5S₆

Environment:

Complex, epithermal, sediment-hosted, thallium-rich ores. Hg analog of stalderite.

IMA Status:

Approved IMA 1974

Locality:

Jas Roux mine, Hautes-Alpes, France. Link to MinDat.org Location Data.

Name Origin:

Named for Pierre Routhier (1916-), French economic geologist.

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Routhierite Crystallography

Axial Ratios:

a:c = 1:1.1316

Cell Dimensions:

a = 9.977, c = 11.29, Z = 4; V = 1,123.81 Den(Calc)= 5.72

Crystal System:

Tetragonal - Ditetragonal PyramidalH-M Symbol (4mm) Space Group: I 4mm

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

By Intensity(I/I_o): 2.989(1), 4.146(1), 2.495(0.9),

Physical Properties of Routhierite

Cleavage:

[???] Good, [???] Good

Color:

Violet red, Black.

Density:

5.83

Diaphaniety:

Opaque

Habit:

Anhedral Grains - Granular minerals without the expression of crystal shapes

Hardness:

3.5 - Copper Penny

Luster:

Metallic

Optical Properties of Routhierite

RL Anisotrophism:

Weak.

RL Color:

Bluish white with strong internal reflections.

RL Pleochroism:

Weak.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Routhierite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	31.10	31.80
420 nm	30.90	31.60
440 nm	30.70	31.40
460 nm	30.40	31.20
480 nm	30.00	30.80
500 nm	29.50	30.40
520 nm	28.90	30.00
540 nm	28.20	29.30
560 nm	27.20	28.50
580 nm	26.30	27.50
600 nm	25.60	26.80
620 nm	25.20	26.20
640 nm	25.00	26.00
660 nm	25.00	25.70
680 nm	24.60	25.50
700 nm	24.60	25.40

**Calculated Relative Intensity Colors of Routhierite in Air**
Relative Intensity	0%	40%	80%	100%	120%	160%	200%	240%	280%	320%	340%
R₁
R₂

Calculated Properties of Routhierite

Electron Density:

r_electron=4.92 gm/cc
note: r_Routhierite=5.72 gm/cc.

Fermion Index

Fermion Index = 0.09683
Boson Index = 0.90317

Photoelectric:

PE_Routhierite= 909.72 barns/electron
U=PE_Routhierite x r_electron=4,476.37 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Routhierite is Not Radioactive

Routhierite Classification

Dana Class:

3.4.11.1 (3)Sulfides - Sulfosalts

(3.4)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(3.4.11)Dana Group

3.4.11.1 Routhierite TlCu(Hg,Zn)2(As,Sb)2S3 I 4mm 4mm

3.4.11.2 Stalderite TlCu(Zn,Fe,Hg)2As2S6 I 42m 4 2m

3.4.11.3 Quadratite! Ag(Cd,Pb)AsS3 I 4/amd 4/m 2/m 2/m

Strunz Class:

II/E.12-20 II - Sulfides and sulphosalts

II/E - Sulfosalts (S : As,Sb,Bi = x) Sulfosalts with predominant Thallium and Mercury, x = 4.0 - 1.6

II/E.12 - Laffittite - Hatchite series

II/E.12-10 Laffittite AgHgAsS3 Aa m

II/E.12-20 Routhierite TlCu(Hg,Zn)2(As,Sb)2S3 I 4mm 4mm

II/E.12-25 Stalderite TlCu(Zn,Fe,Hg)2As2S6 I 42m 4 2m

II/E.12-30 Christite TlHgAsS3 P 2₁/n 2/m

II/E.12-40 Ellisite Tl3AsS3 R 3m 3m

II/E.12-45 Erniggliite Tl2SnAs2S6 P 3 3

II/E.12-60 Wallisite PbTl(Cu,Ag)As2S5 P1 1

II/E.12-70 Hatchite (Pb,Tl)2AgAs2S5 P1 or P1 1

II/E.12-80 Sicherite! TlAg2(As,Sb)3S6 Pmnb 2/m 2/m 2/m

Other Routhierite Information

References:

NAME( Dana8) PHYS. PROP.(AmMin, v 86, p 942) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Routhierite :
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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Routhierite

TlCu(Hg,Zn)2(As,Sb)2S3
Dana No: 3.4.11.1 Strunz No: II/E.12-20
Locality:

Notes: