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Loweite Mineral Data |
General Loweite Information |
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Na12Mg7(SO4)13•15(H2O) | ||
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Molecular Weight = 1,965.07 gm | ||
Sodium 14.04 % Na 18.92 % Na2O | |||
Magnesium 8.66 % Mg 14.36 % MgO | |||
Hydrogen 1.54 % H 13.75 % H2O | |||
Sulfur 21.21 % S 52.97 % SO3 | |||
Oxygen 54.55 % O | |||
______ ______ | |||
100.00 % 100.00 % = TOTAL OXIDE | |||
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Na12Mg7(SO4)13•15(H2O) | ||
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Uncommon mineral in marine salt deposits. | ||
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Valid Species (Pre-IMA) 1847 | ||
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Ischl, Hallstatt, and Hall, Austria. Link to MinDat.org Location Data. | ||
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Alexander Lowe (1808-1895), Austrian chemist, Chief Assayer at the Mint, Vienna, Austria. | ||
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Loweite ![]() |
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Loeweite | ||
Loweite Image | |||
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Loweite Crystallography |
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a:c = 1:0.71207 | ||
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a = 18.866, c = 13.434, Z = 3; V = 4,140.91 Den(Calc)= 2.36 | ||
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Trigonal - Rhombohedral H-M Symbol ( 3) Space Group: R 3 | ||
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By Intensity(I/Io): 3.17(1), 4.04(0.95), 4.29(0.95), | ||
Physical Properties of Loweite |
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Colorless, Gray, Pale yellow, Reddish yellow. | ||
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2.36 - 2.38, Average = 2.37 | ||
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Transparent | ||
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2.5-3 - Finger Nail-Calcite | ||
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Vitreous (Glassy) | ||
Optical Properties of Loweite |
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CI meas= 0.012 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.008 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2036,KPDmeas= 0.2027,KC= 0.2052 Ncalc = 1.48 - 1.49 |
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Uniaxial (-), e=1.471, w=1.49, bire=0.0190. | ||
Calculated Properties of Loweite |
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Bulk Density (Electron Density)=2.38 gm/cc note: Specific Gravity of Loweite =2.36 gm/cc. |
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Fermion Index = 0.01 Boson Index = 0.99 |
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PELoweite = 1.73 barns/electron U=PELoweite x rElectron Density= 4.11 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Loweite is Not Radioactive |
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Loweite Classification |
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29.04.03.01 (29)Hydrated Acid and Sulfates | ||
(29.04)where (A+)2 Bn (XO4)p � x(H2O) | |||
(29.04.03)Dana Group | |||
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07.CC.45 07 - SULFATES (SELENATES, TELLURATES) | ||
07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O | |||
07.CC -With medium-sized and large cations | |||
Other Loweite Information |
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NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
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Links to other databases for Loweite : 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 Loweite using: Visit our Advertisers for Loweite : Ask about Loweite here : Print or Cut-and-Paste your Loweite Specimen Label here :
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