Yuanjiangite
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About Yuanjiangite
Formula:
AuSn
Colour:
Silver-white
Lustre:
Metallic
Hardness:
3½ - 4
Crystal System:
Hexagonal
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
Approved
Approval Year:
1993
1/A.01-80
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
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
C : Indium-tin family
Dana 7th ed.:
1.1.4.1
1.1.2.3
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
Physical Properties of Yuanjiangite
Metallic
Transparency:
Opaque
Colour:
Silver-white
Streak:
Black
Hardness:
3½ - 4 on Mohs scale
Cleavage:
None Observed
Chemical Properties of Yuanjiangite
Formula:
AuSn
Elements listed:
Crystallography of Yuanjiangite
Crystal System:
Hexagonal
Type Occurrence of Yuanjiangite
Geological Setting of Type Material:
Gold and PGE placer.
Synonyms of Yuanjiangite
Other Language Names for Yuanjiangite
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Nickel-Strunz Grouping
| 1.AC.05 | Indium | In | Tet. |
| 1.AC.10 | Tin | Sn | Tet. 4/mmm (4/m 2/m 2/m) : I41/amd |
| 1.AC.15 | Eta-bronze | Cu6Sn5 | Hex. |
| 1.AC.15 | Sorosite | Cu1+x(Sn,Sb), where 0.1 ≤ x ≤ 0.2 | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
| 1.AC.15 | UM1965-07-E:CuSn | Cu3Sn |
Related Minerals - Dana Grouping (8th Ed.)
| 1.1.2.1 | Auricupride | Cu3Au | Orth. |
| 1.1.2.2 | Tetra-auricupride | AuCu | Tet. |
| 1.1.2.3 | Cuproauride | Cu3Au | |
| 1.1.2.4 | UM1991-06-E:AuCu | Au3Cu |
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 Yuanjiangite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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
mindat.org URL:
https://www.mindat.org/min-7381.html
Please feel free to link to this page.
Please feel free to link to this page.
External Links:
Mineral Dealers:
Localities for Yuanjiangite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
China (TL) | |
| Chen Lichang, Tang Cuiqing, Zhang Jianhong, and Liu Zhenyun (1994): Acta Petrologica et Mineralogica 13(3), 232-238 |
Russia | |
| Sandimirova, E. I., Sidorov, E. G., Chubarov, V. M., Ibragimova, E. K., & Antonov, A. V. (2014). Native metals and intermetallic compounds in heavy concentrate halos of the Ol’khovaya-1 River, Kamchatsky Mys Peninsula, eastern Kamchatka. Geology of Ore Deposits, 56(8), 657-664. |
Tajikistan | |
| GEOCHMISTRY, MINERALOGY AND PETROLOGY • 4 3 • SOFIA pp 69-74 |
Northern Province, Papua New Guinea