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Molysite Mineral Data + |
General Molysite Information |
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| Fe+++Cl3 | |||
| Molecular Weight = 162.21 gm | |||
| Iron 34.43 % Fe 49.23 % Fe2O3 | |||
| Chlorine 65.57 % Cl 65.57 % Cl | |||
| - % Cl -14.80 % -O=Cl2 | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Fe3+Cl3 | |||
| volcanic fumaroles. | |||
| Valid Species (Pre-IMA) 1868 | |||
| Vesuvius, Italy Link to MinDat.org Location Data. | |||
Molysite Image | |||
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Molysite Crystallography |
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| a:c = 1:2.91554 | |||
| a = 5.92, c = 17.26, Z = 6; V = 523.86 Den(Calc)= 3.08 | |||
| Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3 | |||
| By Intensity(I/Io): 2.68(1), 2.08(0.4), 5.9(0.32), | |||
Physical Properties of Molysite |
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| [0001] Perfect | |||
| Brownish red, Yellow, Purple red. | |||
| 2.904 | |||
| Encrustations - Forms crust-like aggregates on matrix. | |||
| brownish yellow | |||
Optical Properties of Molysite |
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| CI meas= 0.43 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.462 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1948,KPDmeas= 0.2066,KC= 0.3623 |
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| Uniaxial (-), w=1.6. | |||
Calculated Properties of Molysite |
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relectron=2.76 gm/cc |
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| Fermion Index = 0.00729 Boson Index = 0.99271 |
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PEMolysite = 14.93 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Molysite is Not Radioactive |
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Molysite Classification |
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| 9.3.1.1 (9)Anhydrous and Hydrated Halides | |||
| (9.3)Dana Type | |||
| (9.3.1)Dana Group | |||
| III/A.09-10 III - Halogenides | |||
| III/A - Simple Halogenides, without water Metal : Halogen = 1 : 2, 1 : 3 | |||
| III/A.09 - Fluorite series and related compounds | |||
Other Molysite Information |
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| NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Molysite : 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 - WWW-MINCRYST 13 -École des Mines de Paris Search for Molysite using: Visit our Advertisers for Molysite : Translate Molysite Mineral Data : Ask about Molysite here : Print or Cut-and-Paste your Molysite Specimen Label here :
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