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Harrisonite Mineral Data + |
General Harrisonite Information |
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| Ca(Fe++,Mg)6(PO4)2(SiO4)2 | |||
| Molecular Weight = 732.77 gm | |||
| Calcium 5.47 % Ca 7.65 % CaO | |||
| Magnesium 2.32 % Mg 3.85 % MgO | |||
| Iron 41.16 % Fe 52.95 % FeO | |||
| Silicon 7.67 % Si 16.40 % SiO2 | |||
| Phosphorus 8.45 % P 19.37 % P2O5 | |||
| Oxygen 34.93 % O | |||
| ______ ______ | |||
| 100.00 % 100.22 % = TOTAL OXIDE | |||
| CaFe2+5.4Mg0.7(PO4)2(SiO4)2 | |||
| Constituent in a layered iron silicate-quartz-apatite body in gneisses, probably a shaly and phosphatic iron formation metamorphosed to the granulite facies. | |||
| Approved IMA 1993 (Dana # Added) | |||
| Arcedeckne Island, near the Boothia Peninsula, District of Franklin, Arctic Canada. Link to MinDat.org Location Data. | |||
| Named for James Merritt Harrison (1915-1990), tth former director of the Canadian Geological Service. | |||
| ICSD 75926 | |||
| IMA1991-010 | |||
| PDF 46-1433 | |||
Harrisonite Image | |||
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Harrisonite Crystallography |
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| a:c = 1:4.28969 | |||
| a = 6.248, c = 26.802, Z = 3; V = 906.11 Den(Calc)= 4.03 | |||
| Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m | |||
| By Intensity(I/Io): 3.119(1), 2.558(1), 1.56(0.8),2.505(0.8), 2.689(0.8), 1.903(0.6), 5(0.6), | |||
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Physical Properties of Harrisonite |
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| [???] Indistinct | |||
| Yellow brown, Orange brown. | |||
| 4.02 | |||
| Transparent to Translucent | |||
| Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. | |||
| Anhedral Grains - Granular minerals without the expression of crystal shapes | |||
| Selvage - As a reaction rim, surrounding the host mineral. | |||
| 4-5 - Fluorite-Apatite | |||
| Vitreous (Glassy) | |||
| light yellow | |||
Optical Properties of Harrisonite |
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| pale yellow. | |||
| paler yellow. | |||
| CI meas= 0.014 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.016 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1897,KPDmeas= 0.1902,KC= 0.1929 |
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| Uniaxial (-), e=1.759, w=1.77, bire=0.0110. | |||
Calculated Properties of Harrisonite |
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relectron=3.89 gm/cc |
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| Fermion Index = 0.01486 Boson Index = 0.98514 |
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PEHarrisonite = 13.79 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Harrisonite is Not Radioactive |
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Harrisonite Classification |
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| 53.2.3.1 (53)Nesosilicate Insular SiO4 Groups and Other Anions of Complex Cations | |||
| (53.2)with (SO4), (CrO4), (PO4), etc. | |||
| (53.2.3)Dana Group | |||
| VIII/B.22-75 VIII - Silicates | |||
| VIII/B - Nesosubsilicates, with anions unfamiliar to tetraheders, cationes with coordinationnumber between [8] and [12] | |||
| VIII/B.22 - Thaumasite series | |||
Other Harrisonite Information |
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| NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(AntBidBlaNic2) | |||
| Links to other databases for Harrisonite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (MinSocAm) 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Harrisonite using: Visit our Advertisers for Harrisonite : Translate Harrisonite Mineral Data : Ask about Harrisonite here : Print or Cut-and-Paste your Harrisonite Specimen Label here :
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