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Carlinite

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Formula:
Tl2S
System:
Trigonal
Colour:
Grey
Lustre:
Metallic
Hardness:
1½ - 2
Name:
For the type locality.
This page provides mineralogical data about Carlinite.

Classification of Carlinite

Approved
2.BD.25

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
D : With Hg, Tl
2.4.13.1

2 : SULFIDES
4 : AmBnXp, with (m+n):p = 2:1
3.5.11

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
5 : Sulphides etc. of Hg and Tl
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Type Occurrence of Carlinite

Place of Conservation of Type Material:
Smithsonian
Year of Discovery:
1975
Geological Setting of Type Material:
Carlin type gold deposit
Associated Minerals at Type Locality:

Physical Properties of Carlinite

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Grey
Comment:
Oxidized surfaces become darker and duller.
Streak:
Dark grey to black
Hardness (Mohs):
1½ - 2
Hardness (Vickers):
VHN50=20.1 - 23.8 kg/mm2
Tenacity:
Sectile
Cleavage:
Perfect
(0001)
Fracture:
Irregular/Uneven
Density:
8.1 g/cm3 (Measured)    8.55 g/cm3 (Calculated)

Crystallography of Carlinite

Crystal System:
Trigonal
Class (H-M):
3 - Pyramidal
Space Group:
R3
Cell Parameters:
a = 12.12Å, c = 18.17Å
Ratio:
a:c = 1 : 1.499
Unit Cell Volume:
V 2310 ų
Z:
27
Morphology:
Small anhedral grains, poorly developed rhombohedral and tabular forms.

Optical Data of Carlinite

Type:
Anisotropic
Anisotropism:
Moderate to distinct
Colour in reflected light:
White with faint bluish cast.
Pleochroism:
Visible
Comments:
Brownish gray to bluish gray

Chemical Properties of Carlinite

Formula:
Tl2S
Essential elements:
All elements listed in formula:

Relationship of Carlinite to other Species

2.BD.UM2004-33-S:AgCuHgSe(Ag,Cu)8Hg3(S,Se)7
2.BD.05ImiteriteAg2HgS2
2.BD.10Gortdrumite(Cu,Fe)6Hg2S5
2.BD.15BalkaniteCu9Ag5HgS8
2.BD.15Danielsite(Cu,Ag)14HgS8
2.BD.20DonharrisiteNi8Hg3S9
2.BD.30BukoviteTl2(Cu,Fe)4Se4
2.BD.30MurunskiteK2(Cu,Fe)4S4
2.BD.30ThalcusiteTl2Cu3FeS4
2.BD.35Rohaite(Tl,Pb,K)2Cu8.7Sb2S4
2.BD.40ChalcothalliteTl2(Cu,Fe)6SbS4
2.BD.45SabatieriteCu6TlSe4
2.BD.50CrookesiteCu7(Tl, Ag)Se4
2.BD.55BrodtkorbiteCu2HgSe2
3.5.1CinnabarHgS
3.5.2HypercinnabarHgS
3.5.3MetacinnabarHgS
3.5.4ImiteriteAg2HgS2
3.5.5TiemanniteHgSe
3.5.6BalkaniteCu9Ag5HgS8
3.5.7Danielsite(Cu,Ag)14HgS8
3.5.8ColoradoiteHgTe
3.5.9Gortdrumite(Cu,Fe)6Hg2S5
3.5.10Polhemusite(Zn,Hg)S
3.5.12CrookesiteCu7(Tl, Ag)Se4
3.5.13SabatieriteCu6TlSe4
3.5.14PicotpauliteTlFe2S3
3.5.15RaguiniteTlFeS2
3.5.16ThalcusiteTl2Cu3FeS4
3.5.17BukoviteTl2(Cu,Fe)4Se4
3.5.18GalliteCuGaS2
3.5.19RoquesiteCuInS2
3.5.20InditeFeIn2S4

Other Names for Carlinite

Name in Other Languages:
German:Carlinit
Simplified Chinese:辉铊矿
Spanish:Carlinita

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Carlinite

Reference List:
American Mineralogist: 60: 559-565.

Zeitschrift für Kristallographie: 101: 367-375.

Internet Links for Carlinite

Localities for Carlinite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
USA (TL)
 
  • Nevada
    • Eureka Co.
      • Lynn District
        • Elko
[Amer.Min.(1975) 60, 559-565; Nickel & Nichols, 1991, p34 - "Mineral Reference Manual"]
        • Goldstrike Mine
NBMG Spec. Pub. 31 Minerals of Nevada
Mineral and/or Locality  
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