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Weishanite

Formula:
(Au,Ag)
 
3
Hg
 
2
System:HexagonalColour:Light yellow
Lustre:MetallicHardness:2½


Amalgam Group

Classification of Weishanite

IMA status:Approved 1982
Strunz 8th edition ID:1/A.02-70
Nickel-Strunz 10th (pending) edition ID:1.AD.20

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
D : Mercury-amalgam family
Dana 7th edition ID:1.1.12.3
Dana 8th edition ID:1.1.8.6

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
Hey's CIM Ref.:1.19

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
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Type Occurrence of Weishanite

Type Locality:Poshan Ag-(Au) deposit, Weishancheng ore field, Tongbai Co., Nanyang Prefecture, Henan Province, China
Year of Discovery:1984

Physical Properties of Weishanite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Light yellow
Streak:Light yellow
Hardness (Mohs):2½
Tenacity:Malleable

Crystallography of Weishanite

Crystal System:Hexagonal
Cell Parameters:a = 2.92Å, c = 4.81Å
Ratio:a:c = 1 : 1.647
Unit Cell Volume:V 35.52 ų (Calculated from Unit Cell)

Chemical Properties of Weishanite

Formula:
(Au,Ag)
 
3
Hg
 
2
Essential elements:Au, Hg
All elements listed in formula:Ag, Au, Hg

Relationship of Weishanite to other Species

Related Minerals - Nickel-Strunz Grouping):
1.AD.05Mercury
Hg
1.AD.10Belendorffite
Cu
 
7
Hg
 
6
1.AD.10Kolymite
Cu
 
7
Hg
 
6
1.AD.15Eugenite
Ag
 
11
Hg
 
2
1.AD.15Luanheite
Ag
 
3
Hg
1.AD.15Moschellandsbergite
Ag
 
2
Hg
 
3
1.AD.15Paraschachnerite
Ag
 
3
Hg
 
2
1.AD.15Schachnerite
Ag
 
1.1
Hg
 
0.9
1.AD.20Goldamalgam
(Au,Ag)Hg
1.AD.25Potarite
PdHg
1.AD.30Leadamalgam
HgPb
 
2
Related Minerals - Hey's Index Grouping:
1.1Copper
Cu
1.2Silver
Ag
1.5Gold
Au
1.6Auricupride
Cu
 
3
Au
1.7Tetra-auricupride
AuCu
1.8Zinc
Zn
1.9Cadmium
Cd
1.10Danbaite
CuZn
 
2
1.11Zhanghengite
CuZn
1.12Mercury
Hg
1.13Kolymite
Cu
 
7
Hg
 
6
1.14Moschellandsbergite
Ag
 
2
Hg
 
3
1.15Eugenite
Ag
 
11
Hg
 
2
1.16Schachnerite
Ag
 
1.1
Hg
 
0.9
1.17Paraschachnerite
Ag
 
3
Hg
 
2
1.18Luanheite
Ag
 
3
Hg
1.20Indium
In
1.21Aluminium
Al
1.22Khatyrkite
(Cu,Zn)Al
 
2
1.23Cupalite
(Cu,Zn)Al
1.24Diamond
C
1.25Graphite
C
1.26Chaoite
C
1.27Lonsdaleite
C
1.28Silicon
Si
1.29Tin
Sn
1.30Lead
Pb
1.31Anyuiite
Au(Pb,Sb)
 
2
1.31Novodneprite
AuPb
 
3
1.32Leadamalgam
HgPb
 
2
1.33Arsenic
As
1.34Arsenolamprite
As
1.35Paxite
CuAs
 
2
1.36Koutekite
Cu
 
5
As
 
2
1.37Domeykite
Cu
 
3
As
1.38Algodonite
(Cu
 
1-x
As
 
x
)
1.39Novakite
Cu
 
20
AgAs
 
10
1.40Kutinaite
Cu
 
2
AgAs
1.41Antimony
Sb
1.42Stibarsen
AsSb
1.43Paradocrasite
Sb
 
3
As
1.44Horsfordite
1.45Cuprostibite
Cu
 
2
(Sb,Tl)
1.46Allargentum
(Ag
 
1-x
Sb
 
x
)
1.47Aurostibite
AuSb
 
2
1.48Dyscrasite
Ag
 
3
Sb
1.49Bismuth
Bi
1.50Maldonite
Au
 
2
Bi
1.51Sulphur
S
 
8
1.52Rosickýite
S
1.53Selenium
Se
1.54Tellurium
Te
1.55Chromium
Cr
1.56Rhenium
Re
1.57Iron
Fe
1.58Chromferide
Fe
 
3
Cr
 
1-x
 (x=0.6)
1.59Ferchromide
Cr
 
1.5
Fe
 
0.5-x
1.60Wairauite
CoFe
1.61Nickel
Ni
1.62Kamacite
(Fe,Ni)
1.63Taenite
(Fe,Ni)
1.64Tetrataenite
FeNi
1.65Awaruite
Ni
 
3
Fe
1.66Palladium
(Pd,Pt)
1.67Potarite
PdHg
1.68Paolovite
Pd
 
2
Sn
1.69Stannopalladinite
(Pd,Cu)
 
3
Sn
 
2
1.70Cabriite
Pd
 
2
SnCu
1.71Taimyrite
(Pd,Cu,Pt)
 
3
Sn
1.72Atokite
(Pd,Pt)
 
3
Sn
1.73Rustenburgite
(Pt,Pd)
 
3
Sn
1.74Zvyagintsevite
(Pd,Pt,Au)
 
3
(Pb,Sn)
1.75Plumbopalladinite
Pb
 
2
Pd
 
3
1.76Osmium
(Os,Ir,Ru)
1.77Iridium
(Ir,Os,Ru)
1.82Platinum
Pt
1.83Hongshiite
PtCu
1.84Niggliite
PtSn
1.85Isoferroplatinum
Pt
 
3
Fe
1.86Tetraferroplatinum
PtFe
1.87Tulameenite
Pt
 
2
CuFe
1.88Ferronickelplatinum
Pt
 
2
FeNi
1.89Rhodium
(Rh,Pt)
Related Minerals - Dana Grouping):
1.1.12.1Goldamalgam
(Au,Ag)Hg

Other Names for Weishanite

Synonyms:
IMA1982-076
German names:
Weishanit
Spanish names:
Weishanita

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 Weishanite

Reference List:Li Yuheng, Ouyang Shan, and Tian Peixue (1984): Weishanite - A new gold-bearing mineral. Acta Mineralogica Sinica 4(2), 102-105 (in Chinese with English abstract). - American Mineralogist (1988), 73, 196 (abstract).

American Mineralogist (1989), 74, 504.

Internet Links for Weishanite

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    Localities for Weishanite

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    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.
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    (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.
    Brazil
     
    • Southeast Region
      • Minas Gerais
        • Mariana
    		extraLapis #2 (1992), 52
    China
     
    • Henan Province
      • Nanyang Prefecture
        • Tongbai Co.
          • Weishancheng ore field
    		Li Yuheng, Ouyang Shan, and Tian Peixue (1984): Acta Mineralogica Sinica 4(2), 102-105.
    Slovakia
     
    • Košice Region
      • Eastern Slovenské Rudohorie Mts
    		Pauliš P., Ďuďa R., 2002:Nejznámejší mineralogická nalezište Slovenska. Kuttna, Kutná Hora, 136p
    Mineral and/or Locality
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