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Earlandite Mineral Data |
General Earlandite Information |
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Ca3(C6H5O7)•4(H2O) | |
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Molecular Weight = 570.50 gm | |
Calcium 21.08 % Ca | ||
Hydrogen 3.18 % H | ||
Carbon 25.26 % C | ||
Oxygen 50.48 % O | ||
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100.00 % | ||
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Ca32(C6)2(H5)2(O7)•4(H2O) | |
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Ocean bottom sample at 2,580 meters. | |
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Valid Species (Pre-IMA) 1936 | |
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Weddell sea, Antarctica. Link to MinDat.org Location Data. | |
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Named for Arthur Earland, English oceanographer. | |
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Earlandite + Pronunciation ![]() |
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Calcium Citrate | |
Earlandite Crystallography |
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a:b:c =5.2175:1:1.7807 | |
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a = 30.94, b = 5.93, c = 10.56, Z = 4; beta = 93.74° V = 1,933.36 Den(Calc)= 1.96 | |
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Monoclinic Space Group: Unk | |
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By Intensity(I/Io): 15.5(1), 7.7(0.5), 5.2(0.35), | |
Physical Properties of Earlandite |
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White, Light yellow. | |
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1.95 | |
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Nodular - Tuberose forms having irregular protuberances over the surface. | |
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white | |
Optical Properties of Earlandite |
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Biaxial (+), a=1.52, b=1.53, g=1.58, bire=0.0600, 2V(Calc)=50, 2V(Meas)=60. | |
Calculated Properties of Earlandite |
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Bulk Density (Electron Density)=2.02 gm/cc note: Specific Gravity of Earlandite =1.96 gm/cc. |
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Fermion Index = 0.003310658 Boson Index = 0.996689342 |
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PEEarlandite = 2.72 barns/electron U=PEEarlandite x rElectron Density= 5.49 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Earlandite is Not Radioactive |
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Earlandite Classification |
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50.02.02.01 (50)Salts of Organic Acids | |
(50.02)(Mellitates, Citrates, Cyanates, and Acetates) | ||
(50.02.02)Dana Group | ||
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10.AC.10 10 - ORGANIC COMPOUNDS | |
10.A - Salts of Organic Acids | ||
10.AC -Benzene Salts | ||
Other Earlandite Information |
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NAME( Dana8) 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 Earlandite : 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 Earlandite using: Visit our Advertisers for Earlandite : Ask about Earlandite here : Print or Cut-and-Paste your Earlandite Specimen Label here :
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