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Yuanjiangite

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Formula:
AuSn
System:HexagonalColour:Silver-white
Lustre:MetallicHardness:3½ - 4
Name:Named after its type locality on the Yuan River (Yuan Jiang), in Yuanling county, Hunan Province, China.


Hexagonal prisms and anhedral grains.

Classification of Yuanjiangite

IMA status:Approved 1993
Strunz 8th edition ID:1/A.01-80
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:1.1.4.1
Dana 8th edition ID:1.1.2.3

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
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Type Occurrence of Yuanjiangite

Type Locality:Yuanjiangite locality, Yuan river placers (Yuanjiang placers), Yuanling Co., Huaihua Prefecture, Hunan Province, China
Year of Discovery:1993
Geological Setting of type material:Gold and PGE placer.

Physical Properties of Yuanjiangite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Silver-white
Streak:Black
Hardness (Mohs):3½ - 4
Cleavage:None Observed

Crystallography of Yuanjiangite

Crystal System:Hexagonal

Chemical Properties of Yuanjiangite

Formula:
AuSn
Essential elements:Au, Sn
All elements listed in formula:Au, Sn

Relationship of Yuanjiangite 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.15Sorosite
Cu
 
1+x
(Sn,Sb), where 0.1 ≤ x ≤ 0.2
1.AC.15UM1965-07-E:CuSn
Cu
 
3
Sn

Other Names for Yuanjiangite

Synonyms:
IMA1993-028
Other Languages:
German:Yuanjiangit
Russian:Юаньджиангит
Simplified Chinese:元江矿
Spanish:Yuanjiangita

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 Yuanjiangite

Reference List:

- +
Chen Lichang, Tang Cuiqing, Zhang Jianhong, and Liu Zhenyun (1994) Yuanjiangite - A new auriferous and stanniferous mineral. Acta Petrologica et Mineralogica 13(3), 232-238 (in Chinese with English abstract). - New Minerals (1997), New Minerals 1990-1994, 217 (abstract).

Internet Links for Yuanjiangite

Search Engines:
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  • External Links:
  • Look for Yuanjiangite on Webmineral
  • Look for Yuanjiangite on Athena Mineralogy
  • Look for Yuanjiangite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Yuanjiangite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Find Yuanjiangite on www.crystalclassics.co.uk
  • Yuanjiangite specimens for sale - minfind.com
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  • Localities for Yuanjiangite

    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.
    China
     
    • Hunan Province
      • Huaihua Prefecture
        • Yuanling Co.
          • Yuan river placers (Yuanjiang placers)
    Chen Lichang, Tang Cuiqing, Zhang Jianhong, and Liu Zhenyun (1994): Acta Petrologica et Mineralogica 13(3), 232-238
    Uzbekistan
     
    • Tashkent (Toshkent) Viloyati
      • Angren Region
        • Chatkal-Kuraminskii Range
    GEOCHMISTRY, MINERALOGY AND PETROLOGY • 4 3 • SOFIA pp 69-74
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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