General Ravatite Information Chemical Formula: |
C14H10 |
Composition: |
Molecular Weight = 178.23 gm |
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Hydrogen 5.66 % H |
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Carbon 94.34 % C |
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______ |
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100.00 % |
Empirical Formula: |
C14H10 |
Environment: |
Hydrocarbon associated with coal deposits. |
IMA Status: |
Approved IMA 1993 |
Locality: |
Ravat, Fan-Jagnob coal basin, Dushambe, Tajikistan Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality. |
Name Pronunciation: |
Ravatite |
Synonym: |
IMA1992-019 |
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Phenenthrene |
| | Ravatite Image
Images:
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Ravatite Crystallography Axial Ratios: |
a:b:c =1.3577:1:1.5463 |
Cell Dimensions: |
a = 8.392, b = 6.181, c = 9.558, Z = 2; beta = 98.48° V = 490.36 Den(Calc)= 1.21 |
Crystal System: |
Monoclinic - SphenoidalH-M Symbol (2) Space Group: P 21 |
X Ray Diffraction: |
By Intensity(I/Io): 9.434(1), 4.028(0.13), 4.941(0.11), |
Crystal Structure:
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Mouse
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| Physical Properties of Ravatite Cleavage: |
{???} Perfect |
Color: |
Colorless, White, Pale gray. |
Density: |
1.11 |
Diaphaneity: |
Translucent |
Hardness: |
1 - Talc |
Luster: |
Vitreous - Waxy |
Streak: |
white |
| Optical Properties of Ravatite Optical Data: |
Biaxial (+/-), a=1.75, g=1.95, bire=0.2000, 2V(Meas)=90. |
| Calculated Properties of Ravatite Electron Density: |
Bulk Density (Electron Density)=1.28 gm/cc |
note: Specific Gravity of Ravatite =1.21 gm/cc. Fermion Index: |
Fermion Index = 0.01 |
Boson Index = 0.99 Photoelectric: |
PERavatite = 0.14 barns/electron |
U=PERavatite x rElectron Density= 0.18 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ravatite is Not Radioactive | Ravatite Classification Dana Class: |
50.03.02.01 (50)Salts of Organic Acids |
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(50.03)(Hydrocarbons) |
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(50.03.02)Ravatite Group |
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Strunz Class: |
10.BA.40 10 - ORGANIC COMPOUNDS |
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10.B - Hydrocarbons |
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10.BA -Hydrocarbons |
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| Other Ravatite Information References: |
NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.79,p389,1994) OPTIC PROP.(Am.Min.,Vol.79,p389,1994) |
See Also: |
Links to other databases for Ravatite : |
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 Search for Ravatite using: Visit our Advertisers for Ravatite : A Bijoux Google Search for RavatiteAdam's Minerals Google Search for Ravatite Cape Minerals Google Search for Ravatite Dakota Matrix Minerals Google Search for Ravatite Excalibur Mineral Corp. Google Search for Ravatite Exceptional Minerals Google Search for Ravatite John Betts Fine Minerals Search for Ravatite McDougall Minerals Google Search for Ravatite Mineral News Website Link Rock and Mineral Shows Google Search for Ravatite Weinrich Minerals, Inc. Google Search for Ravatite Ask about Ravatite here : Print or Cut-and-Paste your Ravatite Specimen Label here :
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