General Schachnerite Information
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Chemical Formula: |
Ag1.1Hg0.9 |
Composition: |
Molecular Weight = 299.19 gm |
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Silver 39.66 % Ag |
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Mercury 60.34 % Hg |
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______ |
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100.00 % |
Empirical Formula: |
Ag1.1Hg0.9 |
Environment: |
Found in the oxidation zone, formed by the alteration of moschellandsbergite. |
IMA Status: |
Approved IMA 1972 |
Locality: |
Vertrauen auf Gott mine, Obermoschel, Rheinland-Pfalz, Germany. Link to MinDat.org Location Data. |
Name Origin: |
Named for Doris Schachner (1904-1989), German mineralogist. |
Synonym: |
ICSD 40357 |
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PDF 27-618 |
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Schachnerite Image |
Images:
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Schachnerite Crystallography
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Axial Ratios: |
a:c = 1:1.62592 |
Cell Dimensions: |
a = 2.978, c = 4.842, Z = 1; V = 37.19 Den(Calc)= 13.36 |
Crystal System: |
Hexagonal - Dihexagonal DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc |
X Ray Diffraction: |
By Intensity(I/Io): 2.273(1), 0.8595(0.6), 2.42(0.5), |
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Physical Properties of Schachnerite
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Cleavage: |
[???] Indistinct |
Color: |
Silver gray. |
Diaphaniety: |
Opaque |
Hardness: |
2-3 - Gypsum-Calcite |
Luster: |
Metallic |
Streak: |
metallic |
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Optical Properties of Schachnerite
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RL Anisotrophism: |
Very weak. |
RL Color: |
Gray. |
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Calculated Properties of Schachnerite
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Electron Density: |
relectron=11.0 gm/cc note: rSchachnerite =13.4 gm/cc. |
Fermion Index |
Fermion Index = 0.18222 Boson Index = 0.81778 |
Photoelectric: |
PESchachnerite =1,142.12 barns/electron U=PESchachnerite x relectron=12617.63 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Schachnerite is Not Radioactive |
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Schachnerite Classification
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Dana Class: |
1.1.8.2 (1)Native Elements |
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(1.1)with metallic elements other than the platinum group |
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(1.1.8)Silver Amalgam Alloys |
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1.1.8.0 Amalgam* Ag2Hg3 Unk Cubic |
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1.1.8.1 Moschellandsbergite Ag2Hg3 I m3m 4/m 3 2/m |
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1.1.8.2 Schachnerite Ag1.1Hg0.9 P 63/mmc 6/m 2/m 2/m |
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1.1.8.3 Paraschachnerite Ag3Hg2 C mcm 2/m 2/m 2/m |
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1.1.8.4 Luanheite Ag3Hg P 63/mmc 6/m 2/m 2/m |
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1.1.8.5 Eugenite Ag9Hg2 I 43m 4 3m |
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1.1.8.6 Weishanite (Au,Ag)3Hg2 P 63/mmc 6/m 2/m 2/m |
Strunz Class: |
I/A.02-50 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 Schachnerite Information
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References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Schachnerite :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 - EUROmin Project
4 -Google Images
5 -Google Scholar
6 -MinDAT
7 -MinMax(Deutsch)
8 -MinMax(English)
9 -Mineralienatlas (Deutsch)
10 -QUT Mineral Atlas
11 -École des Mines de Paris
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Print or Cut-and-Paste your Schachnerite Specimen Label here :
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Schachnerite
Ag1.1Hg0.9
Dana No: 1.1.8.2 Strunz No: I/A.02-50
Locality:
Notes:
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