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Chvaleticeite Mineral Data |
General Chvaleticeite Information |
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(Mn++,Mg)SO4•6(H2O) | ||
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Molecular Weight = 251.44 gm | ||
Magnesium 2.42 % Mg 4.01 % MgO | |||
Manganese 16.39 % Mn 21.16 % MnO | |||
Hydrogen 4.81 % H 42.99 % H2O | |||
Sulfur 12.75 % S 31.84 % SO3 | |||
Oxygen 63.63 % O | |||
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100.00 % 100.00 % = TOTAL OXIDE | |||
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Mn2+0.75Mg0.25(SO4)•6(H2O) | ||
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Found in the oxidation zone of a pyrite-manganese silicate deposit. | ||
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Approved IMA 1986 | ||
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Chvaletice and Jachymov (Joachimsthal), Czech Republic. Link to MinDat.org Location Data. | ||
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Named for the locality. | ||
Chvaleticeite Image | |||
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Chvaleticeite Crystallography |
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a:b:c =1.3881:1:3.3563 | ||
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a = 10.05, b = 7.24, c = 24.3, Z = 8; beta = 98° V = 1,750.91 Den(Calc)= 1.91 | ||
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Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c | ||
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By Intensity(I/Io): 4.91(1), 4.47(0.8), 5.45(0.8), | ||
Physical Properties of Chvaleticeite |
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Yellow green, White, Pink. | ||
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1.84 | ||
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Translucent | ||
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Efflorescences - Crystals covering matrix, generally produced from transpiro-evaporation. | ||
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1.5 - Between Talc and Gypsum | ||
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Vitreous (Glassy) | ||
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white | ||
Optical Properties of Chvaleticeite |
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CI meas= -0.037 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.001 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2521,KPDmeas= 0.2617,KC= 0.2522 Ncalc = 1.46 - 1.48 |
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Biaxial (?), a=1.457, g=1.506, bire=0.0490 | ||
Calculated Properties of Chvaleticeite |
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Bulk Density (Electron Density)=1.97 gm/cc note: Specific Gravity of Chvaleticeite =1.91 gm/cc. |
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Fermion Index = 0.0036857683 Boson Index = 0.9963142317 |
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PEChvaleticeite = 4.88 barns/electron U=PEChvaleticeite x rElectron Density= 9.62 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Chvaleticeite is Not Radioactive |
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Chvaleticeite Classification |
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29.06.08.06 (29)Hydrated Acid and Sulfates | ||
(29.06)where A XO4 � x(H2O) | |||
(29.06.08)Hexahydrite Group (Space Group: C2/c) | |||
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07.CB.25 07 - SULFATES (SELENATES, TELLURATES) | ||
07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O | |||
07.CB -With only medium-sized cations | |||
Other Chvaleticeite Information |
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NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.72,p1023,1987) OPTIC PROP.(Am.Min.,Vol.72,p1023,1987) | ||
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Links to other databases for Chvaleticeite : 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 Chvaleticeite using: Visit our Advertisers for Chvaleticeite : Ask about Chvaleticeite here : Print or Cut-and-Paste your Chvaleticeite Specimen Label here :
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