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Epidote-(Sr) Mineral Data |
General Epidote-(Sr) Information |
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CaSrAl2Fe+++(Si2O7)(SiO4)O(OH) | ||
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Molecular Weight = 530.76 gm | ||
Strontium 16.51 % Sr 19.52 % SrO | |||
Calcium 7.55 % Ca 10.57 % CaO | |||
Aluminum 10.17 % Al 19.21 % Al2O3 | |||
Iron 10.52 % Fe 15.04 % Fe2O3 | |||
Silicon 15.87 % Si 33.96 % SiO2 | |||
Hydrogen 0.19 % H 1.70 % H2O | |||
Oxygen 39.19 % O | |||
______ ______ | |||
100.00 % 100.00 % = TOTAL OXIDE | |||
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CaSrAl2Fe3+(Si2O7)(SiO4)O(OH) | ||
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Epidote group | ||
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Proposed IMA 2006 (Dana # Added) | ||
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Ananai mine, Ohotoyo town, Kochi Prefecture, Japan Link to MinDat.org Location Data. | ||
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Commission on New Minerals, Nomenclature and Classification (CNMNC) | ||
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Epidote-(Sr) ![]() |
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IMA2006-055 | ||
Epidote-(Sr) Image | |||
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Epidote-(Sr) Crystallography |
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a:b:c =1.5793:1:1.8125 | ||
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a = 8.925, b = 5.651, c = 10.243, Z = 2; beta = 114.45° V = 470.28 Den(Calc)= 3.75 | ||
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Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/m | ||
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By Intensity(I/Io): 2.921(1), 2.58(0.49), 2.614(0.42),3.5(0.42), 2.724(0.41), 2.825(0.32), 3.262(0.23), 2.181(0.22), | ||
Optical Properties of Epidote-(Sr) |
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NCalc= 1.8 - from Gladstone-Dale relationship (KC = 0.2141) where Ncalc=Dcalc*KC+1 |
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Calculated Properties of Epidote-(Sr) |
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Bulk Density (Electron Density)=3.63 gm/cc note: Specific Gravity of Epidote-(Sr) =3.75 gm/cc. |
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Fermion Index = 0.02 Boson Index = 0.98 |
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PEEpidote-(Sr) = 23.05 barns/electron U=PEEpidote-(Sr) x rElectron Density= 83.72 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Epidote-(Sr) is Not Radioactive |
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Epidote-(Sr) Classification |
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58.02.01a.11 (58)Sorosilicate Insular, Mixed, Single, and Larger Tetrahedral Groups | ||
(58.02)with cations in [6] and higher coordination; single and double groups (n=1,2) | |||
(58.02.01a)Epidote group (Clinozoisite subgroup) | |||
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09.BG.05a 09 - SILICATES (Germanates) | ||
09.B - Sorosilicates | |||
09.BG -Sorosilicates with mixed SiO4 and Si2O7 groups; | |||
Other Epidote-(Sr) Information |
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Links to other databases for Epidote-(Sr) : 1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Epidote-(Sr) using: Visit our Advertisers for Epidote-(Sr) : Ask about Epidote-(Sr) here : Print or Cut-and-Paste your Epidote-(Sr) Specimen Label here :
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