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Belendorffite Mineral Data
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General Belendorffite Information
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 Chemical Formula: |
Cu7Hg6 |
| Composition: |
Molecular Weight = 1,648.36 gm |
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Copper 26.99 % Cu |
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Mercury 73.01 % Hg |
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______ |
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100.00 % |
| Empirical Formula: |
Cu7Hg6 |
| Environment: |
Dimorphous with kolymite. |
| IMA Status: |
Approved IMA 1990 |
| Locality: |
Landsberg, near Obermoschel, Pfalz, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Names in 1992 for Klaus Belendorff (b.1956), German mineral collector. |
| Name Pronunciation: |
Belendorffite + Pronunciation  |
| Synonym: |
ICSD 56268 |
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IMA1989-024 |
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PDF 45-1474 |
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Belendorffite Image |
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Images:
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Belendorffite Crystallography
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| Axial Ratios: |
a:c = 1:1.20965 |
| Cell Dimensions: |
a = 13.36, c = 16.161, Z = 12; V = 2,498.11 Den(Calc)= 13.15 |
| Crystal System: |
Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m |
| X Ray Diffraction: |
By Intensity(I/Io): 2.221(1), 2.227(1), 2.523(1), |
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Physical Properties of Belendorffite
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| Color: |
White, Yellow, Blackish brown. |
| Density: |
13.2 |
| Diaphaneity: |
Opaque |
| Hardness: |
2.5-4 |
| Luster: |
Metallic |
| Streak: |
metallic |
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Calculated Properties of Belendorffite
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| Electron Density: |
Bulk Density (Electron Density)=10.9 gm/cc
note: Specific Gravity of Belendorffite =13.2 gm/cc.
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| Fermion Index: |
Fermion Index = 0.22
Boson Index = 0.78 |
| Photoelectric: |
PEBelendorffite =1,260.72 barns/electron
U=PEBelendorffite x rElectron Density=13738.58 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Belendorffite is Not Radioactive |
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Belendorffite Classification
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| Dana Class: |
01.01.09.02 (01)Native Elements |
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(01.01)with metallic elements other than the platinum group |
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(01.01.09)Copper Amalgam Alloys |
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01.01.09.01 Kolymite Cu7Hg6 I 43m 4 3m |
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01.01.09.02 Belendorffite Cu7Hg6 R 3m 3m |
| Strunz Class: |
01.AD.10 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides) |
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01.A - Metals and Intermetallic Alloys |
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01.AD -Mercury-amalgam family |
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01.AD.10 Belendorffite Cu7Hg6 R 3m 3m |
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01.AD.10 Kolymite Cu7Hg6 I 43m 4 3m |
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Other Belendorffite Information
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| References: |
NAME( Dana8) PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) |
| See Also: |
Links to other databases for Belendorffite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
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Print or Cut-and-Paste your Belendorffite Specimen Label here :
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Belendorffite
Cu7Hg6
Dana No: 01.01.09.02 Strunz No: 01.AD.10
Locality:
Notes:
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