General Goldamalgam Information
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Chemical Formula: |
(Au,Ag)Hg |
Composition: |
Molecular Weight = 375.28 gm |
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Silver 7.19 % Ag |
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Mercury 53.45 % Hg |
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Gold 39.36 % Au |
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______ |
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100.00 % |
Empirical Formula: |
Au0.75Ag0.25Hg |
IMA Status: |
Not Approved IMA |
Locality: |
Link to MinDat.org Location Data. |
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Search for Goldamalgam Images |
Images:
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Goldamalgam Crystallography
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Cell Dimensions: |
a = 10.01, Z = 25; V = 1,003.00 Den(Calc)= 15.53 |
Crystal System: |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: I m3m |
X Ray Diffraction: |
By Intensity(I/Io): 2.22(1), 2.38(1), 1.24(0.8), |
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Physical Properties of Goldamalgam
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Cleavage: |
None |
Color: |
Bronze, Brass yellow. |
Density: |
15.47 |
Diaphaniety: |
Opaque |
Fracture: |
Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments. |
Hardness: |
3 - Calcite |
Luster: |
Metallic |
Streak: |
light yellow |
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Calculated Properties of Goldamalgam
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Electron Density: |
relectron=12.5 gm/cc note: rGoldamalgam =15.5 gm/cc. |
Fermion Index |
Fermion Index = 0.16142 Boson Index = 0.83858 |
Photoelectric: |
PEGoldamalgam =1,625.90 barns/electron U=PEGoldamalgam x relectron=20319.52 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Goldamalgam is Not Radioactive |
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Goldamalgam Classification
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Dana Class: |
1.0.0.0 (1)Native Elements |
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(1.0)Without Dana Classification Numbers |
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(Amalgam Alloys) |
Strunz Class: |
I/A.02-70 I - Elements |
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I/A - Metallic and intermetallic compounds, Carbides, Nitrides, Phosphides and Silicides |
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I/A.02 - Mercury and Amalgame series |
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I/A.02-10 Mercury Hg R 3m 3 2/m |
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I/A.02-20 Kolymite Cu7Hg6 I 43m 4 3m |
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I/A.02-22 Belendorffite Cu7Hg6 R 3m 3m |
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I/A.02-28 Eugenite Ag9Hg2 I 43m 4 3m |
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I/A.02-30 Moschellandsbergite Ag2Hg3 I m3m 4/m 3 2/m |
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I/A.02-40 Luanheite Ag3Hg P 63/mmc 6/m 2/m 2/m |
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I/A.02-50 Schachnerite Ag1.1Hg0.9 P 63/mmc 6/m 2/m 2/m |
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I/A.02-60 Paraschachnerite Ag3Hg2 C mcm 2/m 2/m 2/m |
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I/A.02-70 Goldamalgam (Au,Ag)Hg I m3m 4/m 3 2/m |
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I/A.02-80 Weishanite (Au,Ag)3Hg2 P 63/mmc 6/m 2/m 2/m |
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I/A.02-90 Potarite PdHg P 4/mmm 4/m 2/m 2/m |
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I/A.02-100 Leadamalgam HgPb2 I 4/mmm 4/m 2/m 2/m |
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Other Goldamalgam Information
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References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Goldamalgam :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 -Google Images
4 -Google Scholar
5 -MinDAT
6 -MinMax(Deutsch)
7 -MinMax(English)
8 -Mineralienatlas (Deutsch)
9 -QUT Mineral Atlas
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Print or Cut-and-Paste your Goldamalgam Specimen Label here :
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Goldamalgam
(Au,Ag)Hg
Dana No: Unknown Strunz No: I/A.02-70
Locality:
Notes:
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