| Calumetite Mineral Data |
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- 6.2.5.1 Calumetite Cu(OH,Cl)2·2(H2O) Unk Ortho
- III/D.01-10 Korshunovskite Mg2Cl(OH)3·3.5-4(H2O) P1 or P1 Tri
- III/D.01-12 Nepskoeite! Mg4Cl(OH)7·6(H2O) Pcmm,Pcm2,Pc2m Ortho
- III/D.01-15 Hibbingite (Fe,Mg)2(OH)3Cl Pnam 2/m 2/m 2/m
- III/D.01-20 Kempite Mn2Cl(OH)3 Pnam 2/m 2/m 2/m
- III/D.01-25 Belloite! Cu(OH)Cl P 21/a 2/m
- III/D.01-30 Atacamite Cu2Cl(OH)3 Pmcn 2/m 2/m 2/m
- III/D.01-40 Clinoatacamite! Cu2(OH)3Cl P 21/n 2/m
- III/D.01-50 Botallackite Cu2Cl(OH)3 P 21/m 2/m
- III/D.01-55 Paratacamite (Cu,Zn)2(OH)3Cl R 3 3
- III/D.01-57 Herbertsmithite! Cu3Zn(OH)6Cl2 R 3m 3 2/m
- III/D.01-60 Melanothallite Cu2OCl2 F ddd 2/m 2/m 2/m
- III/D.01-65 Bobkingite! Cu5Cl2(OH)8(H2O)2 C 2/m 2/m
- III/D.01-70 Calumetite Cu(OH,Cl)2·2(H2O) Unk Ortho
- III/D.01-80 Anthonyite Cu(OH,Cl)2·3(H2O) Unk. Mono
General Calumetite Information |
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 Chemical Formula: |
Cu(OH,Cl)2·2(H2O) | ||
| Composition: |
Molecular Weight = 152.04 gm | ||
| Copper 41.80 % Cu 52.32 % CuO | |||
| Hydrogen 3.31 % H 29.62 % H2O | |||
| Chlorine 23.32 % Cl 23.32 % Cl | |||
| - % Cl -5.26 % -O=Cl2 | |||
| Oxygen 31.57 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Cu(OH)Cl·2(H2O) | ||
| Environment: |
Secondary mineral. | ||
| IMA Status: |
Approved IMA 1963 | ||
| Locality: |
Centennial mine, Calumet, Houghton County. Michigan, USA. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for the locality. | ||
Calumetite Image | |||
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Images:
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Calumetite Crystallography |
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| Crystal System: |
OrthorhombicSpace Group: Unk | ||
| X Ray Diffraction: |
By Intensity(I/Io): 7.5(1), 2.481(0.8), 3.02(0.6), | ||
Physical Properties of Calumetite |
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| Cleavage: |
[001] Perfect | ||
| Color: |
Azure blue, Powder blue, Bluish white. | ||
| Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. | ||
| Habit: |
Scaly - Morphology like fish scales. | ||
| Habit: |
Spherical - Spherical, rounded aggregates. | ||
| Habit: |
Wheat Sheaf - Bundle shaped aggregates resembling wheat sheafs after hand reaping wheat. | ||
| Hardness: |
2 - Gypsum | ||
| Luster: |
Pearly | ||
| Streak: |
blue | ||
Optical Properties of Calumetite |
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| Optical Data: |
Biaxial (?), a=1.666, b=1.69, g=1.69, bire=0.0240, 2V(Calc)=0, 2V(Meas)=2. | ||
Calculated Properties of Calumetite |
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| Fermion Index |
Fermion Index = 0.00015 Boson Index = 0.99985 |
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| Photoelectric: |
PECalumetite = 19.45 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Calumetite is Not Radioactive |
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Calumetite Classification |
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| Dana Class: |
6.2.5.1 (6)Hydroxides and Oxides Containing Hydroxyl | ||
| (6.2)where X++ (OH)2 | |||
| (6.2.5)Dana Group | |||
| Strunz Class: |
III/D.01-70 III - Halogenides | ||
| III/D - Oxi-halogenides with Mg - Mn - Cu - Zn - Sn | |||
| III/D.01 - Atacamite series, Korshunovskite - Anthonyite | |||
Other Calumetite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Calumetite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Calumetite using: Visit our Advertisers for Calumetite : Translate Calumetite Mineral Data : Ask about Calumetite here : Print or Cut-and-Paste your Calumetite Specimen Label here :
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