General Ponomarevite Information Chemical Formula: |
K4Cu++4OCl10 |
Composition: |
Molecular Weight = 781.10 gm |
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Potassium 20.02 % K 24.12 % K2O |
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Copper 32.54 % Cu 40.73 % CuO |
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Chlorine 45.39 % Cl 45.39 % Cl |
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- %
Cl -10.24 % -O=Cl2 |
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Oxygen 2.05 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
K4Cu4OCl10 |
Environment: |
Fracture filling and in fumaroles, deposited from 280-400 deg C. |
IMA Status: |
Approved IMA 1988 |
Locality: |
Tolbachik fissure volcano, Kamchatka Peninsula, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named for Vasilii Vasil’evich Ponomarev (1940-1976), Russian vulcanologist, Institute of Volcanology, Petropavlovsk-Kamchatskii, Russia. |
Name Pronunciation: |
Ponomarevite + Pronunciation |
Synonym: |
ICSD 27260 |
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PDF 45-1417 |
| | Ponomarevite Image
Images:
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Ponomarevite Crystallography Axial Ratios: |
a:b:c =0.9912:1:0.6009 |
Cell Dimensions: |
a = 14.73, b = 14.86, c = 8.93, Z = 4; beta = 104.9° V = 1,888.94 Den(Calc)= 2.75 |
Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/c |
X Ray Diffraction: |
By Intensity(I/Io): 2.801(1), 2.787(0.8), 7.31(0.8), |
Crystal Structure:
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Mouse
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| Physical Properties of Ponomarevite Color: |
Orange red. |
Density: |
2.78 |
Diaphaneity: |
Transparent |
Hardness: |
2.5 - Finger Nail |
Luster: |
Vitreous - Resinous |
Streak: |
orange |
| Optical Properties of Ponomarevite Optical Data: |
Biaxial (-), a=1.686, b=1.718, g=1.72, bire=0.0340, 2V(Calc)=26, 2V(Meas)=28. |
| Calculated Properties of Ponomarevite Electron Density: |
Bulk Density (Electron Density)=2.61 gm/cc |
note: Specific Gravity of Ponomarevite =2.75 gm/cc. Fermion Index: |
Fermion Index = 0.0000338584 |
Boson Index = 0.9999661416 Photoelectric: |
PEPonomarevite = 19.57 barns/electron |
U=PEPonomarevite x relectron= 51.00 barns/cc. Radioactivity: |
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GRapi = 273.70 (Gamma Ray American Petroleum Institute Units)
Estimated Radioactivity from Ponomarevite - barely detectable | Ponomarevite Classification Dana Class: |
10.06.12.01 (10)Oxyhalides and Hydroxyhalides |
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(10.06)where Am Bn (O,OH)p Xq |
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(10.06.12)Dana Group |
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Strunz Class: |
03.DA.35 03 - HALIDES |
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03.D - Oxyhalides, Hydroxyhalides and Related Double Halides |
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03.DA -With Cu, etc., without Pb |
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| Other Ponomarevite Information References: |
NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.75,p709,1990) OPTIC PROP.(Am.Min.,Vol.75,p709,1990) |
See Also: |
Links to other databases for Ponomarevite : |
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 15 - WWW-MINCRYST Search for Ponomarevite using: Visit our Advertisers for Ponomarevite : A Bijoux Google Search for PonomareviteAdam's Minerals Google Search for Ponomarevite Cape Minerals Google Search for Ponomarevite Dakota Matrix Minerals Google Search for Ponomarevite Excalibur Mineral Corp. Google Search for Ponomarevite Exceptional Minerals Google Search for Ponomarevite John Betts Fine Minerals Search for Ponomarevite McDougall Minerals Google Search for Ponomarevite Mineral News Website Link Rock and Mineral Shows Google Search for Ponomarevite Weinrich Minerals, Inc. Google Search for Ponomarevite Ask about Ponomarevite here : Print or Cut-and-Paste your Ponomarevite Specimen Label here :
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