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Tvalchrelidzeite (Tvalchrelidzeit)

Pictures (2 Images total)

Tvalchrelidzeit
Views (File:
1245131109
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Tvalchrelidzeit
Bildbreite: 3 mm; Fundort: Gomi, Oni, Ratscha-Letschchumi – Kwemo-Swanetien, Georgien
Copyright: Pavel M. Kartashov; Contribution: slugslayer
Location: Georgien/Ratscha-Letschchumi und Niederswanetien, Region/Oni/Gomi
Mineral: Tvalchrelidzeite
Image: 1245131109
License: Usage for Mineralienatlas project only
Tvalchrelidzeit

Bildbreite: 3 mm; Fundort: Gomi, Oni, Ratscha-Letschchumi – Kwemo-Swanetien, Georgien
Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-16
Locality: Gomi / Oni / Ratscha-Letschchumi und Niederswanetien, Region / Georgien
Tvalchrelidzeit
Views (File:
1245131144
): 1127
Tvalchrelidzeit
Bildbreite: 12 mm; Fundort: Gomi, Oni, Ratscha-Letschchumi – Kwemo-Swanetien, Georgien
Copyright: Pavel M. Kartashov; Contribution: slugslayer
Location: Georgien/Ratscha-Letschchumi und Niederswanetien, Region/Oni/Gomi
Mineral: Tvalchrelidzeite
Image: 1245131144
License: Usage for Mineralienatlas project only
Tvalchrelidzeit

Bildbreite: 12 mm; Fundort: Gomi, Oni, Ratscha-Letschchumi – Kwemo-Swanetien, Georgien
Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-16
Locality: Gomi / Oni / Ratscha-Letschchumi und Niederswanetien, Region / Georgien

Collectors Summary

Color bleigrau-met.
Streak color rötlichschwarz
Hardness (Mohs) 3
Solubility - Alkalisufiden
Crystal System triklin, P1

Chemism

Chemical formula

Hg3SbAsS3

Chemical composition

Antimon, Arsen, Quecksilber, Schwefel

Unit weight: 894.654202 u; Number of atoms in the formula: 8

Info

Empirical formula:

Hg3SbAsS3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

10.75

3

37.50

32.0655000

96.1965000
Arsenic

As

8.37

1

12.50

74.9216020

74.9216020
Antimony

Sb

13.61

1

12.50

121.7601000

121.7601000
Mercury

Hg

67.26

3

37.50

200.5920000

601.7760000

Analysis wt%

Hg : 64.60, Sb : 14.32, As : 7.60, S : 12.83 (Ref: Doklady Akademiia Nauk, SSSR 75)

Strunz 9th edition incl. updates

2.LA.05

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
L: unklassifizierte Sulfosalze
A: ohne nennenswertes Pb (Blei)
05:Tvalchrelidzeit-Gruppe

Lapis Classification

II/E.13-070

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
E: Sulfosalze (S : As,Sb,Bi = x)
13: Sulfosalze mit Thallium/Quecksilber vorherrschend (x=4,0 - 1,6)

Classification by Hölzel

2.FC.660

2: SULFIDES
F: Sulfarsenites, Sulfantimonites, Sulfbismuthinites Trigonal Pyramids ~[AsS3]3-, ~[SbS3]3-, ~[BiS3]3-
C: Poly Sulfarsenites
6: Unclassified

Dana 8th edition

03.08.03.01

03: Sulfides - Sulfosalts
08: Sulfides - Sulfosalts where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

bleigrau-met.

Streak color

rötlichschwarz

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

1

Space Group

P1

Cell parameters a (Å)

11.553

Cell parameters b (Å)

4.385

Cell parameters c (Å)

15.637

Cell parameters a/b or c/a

2.635

Cell parameters c/b

3.566

Cell parameters α

90°

Cell parameters β

91.85

Cell parameters γ

90°

Z

4

Volumne (ų)

791.756

Kristall structure

In b-Richtung gestreckte Schichtstruktur, siehe H. Yang et al., Canad. Mineralogist 45 (2007) S.1529-1533. Zit. nach Lapis 4/2008, S.38.

X-Ray Powder Diffraction

9.40(40),
3.49(90),
3.20(70),
2.90(100),
2.08(60),
2.03(50),
1.96(40),
1.600(40)
XRD chart Tvalchrelidzeite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3

VHN (Hardness Vickers)

175 (100g)

Density (g/cm³)

7.38 (gemessen)

7.505 ( ρ calc. Mineralienatlas )

Instability

- Alkalisufiden

(Co-)Type locality

(Co-)Type locality

Georgien/Ratscha-Letschchumi und Niederswanetien, Region/Oni/Gomi

Preface

Author (Name, Year)

Gruzdev & Mchedlishvili & Terekhova & Tsertsvadze & Chernitsova & Shum

References

Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections 225 (1975), 123

Neue Formel nach H. Yang et al., Canad. Mineralogist 45 (2007) S.1529-1533. Zit. nach Lapis 4/2008, S.38.

Other languages

German

Tvalchrelidzeit

English

Tvalchrelidzeite

French

Tvalchrelidzeite

Spanish

Tvalchrelidzeíta

Russian

Твалчрелидзеит

Traditional Chinese

硫砷銻汞礦

Simplified Chinese

硫砷锑汞矿

CNMNC (IMA)-Number

IMA 1974-052

CNMNC symbol

Symbol

Tva

Locations with GPS information