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Carlinite

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Formula:
Tl
 
2
S
System:TrigonalColour:Grey
Lustre:MetallicHardness:1½ - 2
Name:For the type locality.
This page provides mineralogical data about Carlinite.

Classification of Carlinite

IMA status:Approved
Strunz 8th edition ID:2/B.11-10
Nickel-Strunz 10th (pending) edition ID: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
Dana 8th edition ID:2.4.13.1

2 : SULFIDES
4 : AmBnXp, with (m+n):p = 2:1
Hey's CIM Ref.: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

Type Locality:Carlin Gold mine, Elko, Lynn District, Eureka Co., Nevada, USA
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:
GoldArsenicAntimonyMercuryQuartz

Physical Properties of Carlinite

Lustre: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 (measured):8.1 g/cm3
Density (calculated):8.55 g/cm3

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:
Tl
 
2
S
Simplified for copy/paste:Tl2S
Essential elements:S, Tl
All elements listed in formula:S, Tl

Relationship of Carlinite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
2.BD.UM2004-33-S:AgCuHgSe
(Ag,Cu)
 
8
Hg
 
3
(S,Se)
 
7
2.BD.05Imiterite
Ag
 
2
HgS
 
2
2.BD.10Gortdrumite
(Cu,Fe)
 
6
Hg
 
2
S
 
5
2.BD.15Balkanite
Cu
 
9
Ag
 
5
HgS
 
8
2.BD.15Danielsite
(Cu,Ag)
 
14
HgS
 
8
2.BD.20Donharrisite
Ni
 
8
Hg
 
3
S
 
9
2.BD.30Bukovite
Tl
 
2
(Cu,Fe)
 
4
Se
 
4
2.BD.30Murunskite
K
 
2
(Cu,Fe)
 
4
S
 
4
2.BD.30Thalcusite
Tl
 
2
Cu
 
3
FeS
 
4
2.BD.35Rohaite
(Tl,Pb,K)
 
2
Cu
 
8.7
Sb
 
2
S
 
4
2.BD.40Chalcothallite
Tl
 
2
(Cu,Fe)
 
6
SbS
 
4
2.BD.45Sabatierite
Cu
 
6
TlSe
 
4
2.BD.50Crookesite
Cu
 
7
(Tl, Ag)Se
 
4
2.BD.55Brodtkorbite
Cu
 
2
HgSe
 
2
Related Minerals - Hey's Index Grouping:

- +
3.5.1Cinnabar
HgS
3.5.2Hypercinnabar
HgS
3.5.3Metacinnabar
HgS
3.5.4Imiterite
Ag
 
2
HgS
 
2
3.5.5Tiemannite
HgSe
3.5.6Balkanite
Cu
 
9
Ag
 
5
HgS
 
8
3.5.7Danielsite
(Cu,Ag)
 
14
HgS
 
8
3.5.8Coloradoite
HgTe
3.5.9Gortdrumite
(Cu,Fe)
 
6
Hg
 
2
S
 
5
3.5.10Polhemusite
(Zn,Hg)S
3.5.12Crookesite
Cu
 
7
(Tl, Ag)Se
 
4
3.5.13Sabatierite
Cu
 
6
TlSe
 
4
3.5.14Picotpaulite
TlFe
 
2
S
 
3
3.5.15Raguinite
TlFeS
 
2
3.5.16Thalcusite
Tl
 
2
Cu
 
3
FeS
 
4
3.5.17Bukovite
Tl
 
2
(Cu,Fe)
 
4
Se
 
4
3.5.18Gallite
CuGaS
 
2
3.5.19Roquesite
CuInS
 
2
3.5.20Indite
FeIn
 
2
S
 
4

Other Names for Carlinite

Synonyms:
IMA1974-062
Other Languages:
German:Carlinit
Russian:Карлинит
Simplified Chinese:辉铊矿
Spanish:Carlinita

Other Information

Health Warning: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

Search Engines:
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  • External Links:
  • Look for Carlinite on Webmineral
  • Look for Carlinite on Athena Mineralogy
  • Look for Carlinite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Carlinite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Find Carlinite on www.crystalclassics.co.uk
  • Buy fine minerals and gemstones from Pala International
  • Wilensky Fine Minerals
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Buy from McDougall Minerals
  • Carlinite specimens for sale - minfind.com
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
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  • Fabre Minerals - search for Carlinite specimens
  • Localities for Carlinite

    The 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. ? 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
     
    • 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
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