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Hoganite Mineral Data
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General Hoganite Information
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 Chemical Formula: |
Cu(CH3COO)2•H2O |
| Composition: |
Molecular Weight = 201.35 gm |
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Iron 0.28 % Fe |
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Copper 31.56 % Cu |
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Hydrogen 3.95 % H |
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Carbon 23.92 % C |
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Oxygen 40.29 % O |
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______ |
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100.00 % |
| Empirical Formula: |
C4.01H7.9O5.07CuFe2+0.01 |
| Environment: |
Secondary mineral in a gossen in contact with decaying leaf litter. |
| IMA Status: |
Approved IMA 2002 (Dana # Added) |
| Locality: |
Potosi open pit, Broken Hill, New South Wales, Australia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Graham P. Hogan (1957-) who collected the mineral. |
| Synonym: |
IMA2001-029 |
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Hoganite Crystallography
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| Axial Ratios: |
a:b:c =1.6234:1:1.5474 |
| Cell Dimensions: |
a = 13.845, b = 8.528, c = 13.197, Z = 8; beta = 117.1° V = 1,387.10 Den(Calc)= 1.93 |
| Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c |
| X Ray Diffraction: |
By Intensity(I/Io): 6.921(1)(011), 5.87(0.9), 3.532(0.28)(202,402),6.176(0.14)(200), 3.592(0.11)(122), 2.278(0.1), 5.38(0.1), |
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Physical Properties of Hoganite
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| Cleavage: |
{001} Perfect, {110} Distinct |
| Color: |
Bluish green. |
| Diaphaneity: |
Transparent |
| Fracture: |
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. |
| Habit: |
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
| Habit: |
Tabular - Form dimensions are thin in one direction. |
| Habit: |
Water Soluble - Water soluble mineral. |
| Hardness: |
1.5 - Between Talc and Gypsum |
| Luster: |
Vitreous (Glassy) |
| Streak: |
pale blue |
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Optical Properties of Hoganite
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| Optical Data: |
Biaxial (+), a=1.533, b=1.541, g=1.554, bire=0.0210, 2V(Calc)=78, 2V(Meas)=85. Dispersion medium, r < v. |
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Calculated Properties of Hoganite
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| Electron Density: |
Bulk Density (Electron Density)=1.95 gm/cc
note: Specific Gravity of Hoganite =1.93 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0028893983
Boson Index = 0.9971106017 |
| Photoelectric: |
PEHoganite = 13.40 barns/electron
U=PEHoganite x rElectron Density= 26.14 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hoganite is Not Radioactive |
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Hoganite Classification
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| Dana Class: |
50.02.07.01 (50)Salts of Organic Acids |
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(50.02)(Mellitates, Citrates, Cyanates, and Acetates) |
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(50.02.07)Hoganite Group |
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50.02.07.01 Hoganite! Cu(CH3COO)2•H2O C 2/c 2/m |
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50.02.07.02 Paceite! CaCu(CH3COO)4•6(H2O) I 4/m 4/m |
| Strunz Class: |
10.AA.35 10 - ORGANIC COMPOUNDS |
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10.A - Salts of Organic Acids |
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10.AA -Formates, Acetates, etc. |
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10.AA.35 Hoganite! Cu(CH3COO)2•H2O C 2/c 2/m |
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Other Hoganite Information
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| References: |
NAME( AmMin, Vol 88, p 476) PHYS. PROP.(AmMin, Vol 88, p 476) OPTIC PROP.(AmMin, Vol 88, p 476) |
| See Also: |
Links to other databases for Hoganite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
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Print or Cut-and-Paste your Hoganite Specimen Label here :
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Hoganite
Cu(CH3COO)2•H2O
Dana No: 50.02.07.01 Strunz No: 10.AA.35
Locality:
Notes:
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