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Olympite Mineral Data + |
General Olympite Information |
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| LiNa5(PO4)2 | |||
| Molecular Weight = 311.83 gm | |||
| Sodium 36.86 % Na 49.69 % Na2O | |||
| Lithium 2.23 % Li 4.79 % Li2O | |||
| Phosphorus 19.87 % P 45.52 % P2O5 | |||
| Oxygen 41.05 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| LiNa5(PO4)2 | |||
| Approved IMA 1980 | |||
| Link to MinDat.org Location Data. | |||
| ICSD 64931 | |||
| PDF 33-1272 | |||
Search for Olympite Images | |||
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Olympite Crystallography |
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| a:b:c =0.6843:1:0.6848 | |||
| a = 10.124, b = 14.794, c = 10.132, Z = 8; V = 1,517.51 Den(Calc)= 2.73 | |||
| Orthorhombic - DisphenoidalH-M Symbol (2 2 2) Space Group: P 212121 | |||
| By Intensity(I/Io): 2.582(1), 4.18(0.9), 2.531(0.7), | |||
Physical Properties of Olympite |
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| None | |||
| Colorless. | |||
| 2.8 | |||
| Translucent | |||
| Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. | |||
| 4 - Fluorite | |||
| Vitreous (Glassy) | |||
| white | |||
Optical Properties of Olympite |
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| CI meas= 0.052 (Good) - where the CI = (1-KPDmeas/KC) CI calc= 0.028 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1871,KPDmeas= 0.1824,KC= 0.1924 |
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| Biaxial (+), a=1.51, b=1.51, g=1.512, bire=0.0020, 2V(Calc)=0, 2V(Meas)=46. | |||
Calculated Properties of Olympite |
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relectron=2.66 gm/cc |
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| Fermion Index = 0.00186 Boson Index = 0.99814 |
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PEOlympite = 1.54 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Olympite is Not Radioactive |
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Olympite Classification |
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| 38.4.10.2 (38)Anhydrous Phosphates, etc | |||
| (38.4)A+ XO4 | |||
| (38.4.10)Dana Group | |||
| VII/A.03-20 VII - Phosphates, Arsenates and Vanadates | |||
| VII/A - Waterfree phosphates [PO4]3- without unfamiliar anions. cations of medium size: Mostly Fe, Mn | |||
| VII/A.03 - Nahpoite series | |||
Other Olympite Information |
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| PHYS. PROP.(Am.Min.,Vol.79,p571,1994) OPTIC PROP.(Am.Min.,Vol.79,p571,1994) | |||
| Links to other databases for Olympite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris Search for Olympite using: Visit our Advertisers for Olympite : Translate Olympite Mineral Data : Ask about Olympite here : Print or Cut-and-Paste your Olympite Specimen Label here :
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