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Sorosite

Formula:
Cu
 
1+x
(Sn,Sb), where 0.1 ≤ x ≤ 0.2
System:HexagonalLustre:Metallic
Hardness:5 - 5½
Name:
Named after George Soros (1930-), well-known American financier, in recognition of his important support to science.
This page provides mineralogical data about Sorosite.

Classification of Sorosite

IMA status:Approved 1994
Strunz 8th edition ID:1/A.01-75
Nickel-Strunz 10th (pending) edition ID:1.AC.15

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
C : Indium-tin family
Dana 7th edition ID:1.1.7.1
mindat.org URL:http://www.mindat.org/min-7307.html
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Type Occurrence of Sorosite

Type Locality:Baimka placer deposit, Aluchinskii Massif (Aluchin horst), Baimka River, Bol'shoi Anyui River Basin, Kolyma area, Chukotskii Autonomous Okrug, Far-Eastern Region, Russia

Physical Properties of Sorosite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Hardness (Mohs):5 - 5½
Hardness (Vickers):VHN40=381 - 498 kg/mm2
Tenacity:Very brittle
Density (calculated):7.6 g/cm3

Crystallography of Sorosite

Crystal System:Hexagonal
Class (H-M):6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal
Space Group:P63/mmc {P63/m 2/m 2/c}
Cell Parameters:a = 4.217(4) Å, c = 5.120(6) Å
Ratio:a:c = 1 : 1.214
Unit Cell Volume:V 78.85 ų (Calculated from Unit Cell)
Z:4
Morphology:Hexagonal to anhedral inclusions in tin
Comment:Probably the space group

Optical Data of Sorosite

Type:Anisotropic
Anisotropism:Distinct to moderate; brownish gray to bluish gray
Bireflectance:Weak to distinct
Colour in reflected light:Nearly white with pinkish tint

Chemical Properties of Sorosite

Formula:
Cu
 
1+x
(Sn,Sb), where 0.1 ≤ x ≤ 0.2
Essential elements:Cu, Sn
All elements listed in formula:Cu, Sb, Sn

Relationship of Sorosite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
1.AC.05Indium
In
1.AC.10Tin
Sn
1.AC.15Eta-bronze
Cu
 
6
Sn
 
5
1.AC.15Yuanjiangite
AuSn
1.AC.15UM1965-07-E:CuSn
Cu
 
3
Sn

Other Names for Sorosite

Synonyms:
IMA1994-047
Other Languages:
German:Sorosit
Russian:Соросит
Spanish:Sorosita

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 Sorosite

Reference List:American Mineralogist (1998): 83: 901-906.

Internet Links for Sorosite

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  • Look for Sorosite on Wikipedia
  • Look for Sorosite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Sorosite in the Natural History Museum (London) online catalogue
  • Sorosite details from Handbook of Mineralogy (PDF)
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    Localities for Sorosite

    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.
    Atlantic Ocean
     
    • Mid-Atlantic Ridge complex
      • Trans-Atlantic Geotraverse (TAG) hydrothermal field
    Handbook of Mineralogy
    Colombia
     
    • Chocó Department
      • Cauca
    Handbook of Mineralogy
    Russia
     
    • Far-Eastern Region
      • Chukotskii Autonomous Okrug
        • Kolyma area
          • Bol'shoi Anyui River Basin
            • Baimka River
              • Aluchinskii Massif (Aluchin horst)
    Amer.Min.(1998) 83, 901-906
    Switzerland
     
    • Vaud (Waadt)
      • Nyon
    Musée de Géologie de Lausanne (Switzerland), in the collection. unpublished
    Mineral and/or Locality
    Google
     
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