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Spodiosite Mineral Data + |
General Spodiosite Information |
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| Ca2(PO4)F | |||
| Molecular Weight = 194.13 gm | |||
| Calcium 41.29 % Ca 57.77 % CaO | |||
| Phosphorus 15.96 % P 36.56 % P2O5 | |||
| Oxygen 32.97 % O | |||
| Fluorine 9.79 % F 9.79 % F | |||
| - % F -4.12 % -O=F2 | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Ca2(PO4)F | |||
| Spodiosite is a mixture of fluorapatite, calcite and serpentine. See IMA action 2003-03-B | |||
| Discredited IMA 2003 | |||
| Nyttsta Kran mine, Filipstad, Varmland, Sweden. Link to MinDat.org Location Data. | |||
| Named in 1872 from the Greek for "ash gray", in allusion to the color. | |||
| Discredited | |||
Search for Spodiosite Images | |||
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Spodiosite Crystallography |
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| a:b:c =0.8857:1:1.5489 | |||
| a = 6.185, b = 6.983, c = 10.816, Z = 4; V = 467.14 Den(Calc)= 2.76 | |||
| Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbcm | |||
Physical Properties of Spodiosite |
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| [010] Distinct, [001] Indistinct | |||
| Gray, Blue gray, Gray brown. | |||
| 2.94 | |||
| Porcelainous - Fine-grained, translucent massive material like broken china | |||
| 5 - Apatite | |||
| Earthy (Dull) | |||
Optical Properties of Spodiosite |
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| CI meas= -0.197 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= -0.275 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2459,KPDmeas= 0.2308,KC= 0.1928 |
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| Biaxial (+), a=1.663, b=1.674, g=1.699, bire=0.0360 | |||
Calculated Properties of Spodiosite |
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relectron=2.91 gm/cc |
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| Fermion Index = 0.00071 Boson Index = 0.99929 |
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PESpodiosite = 5.91 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Spodiosite is Not Radioactive |
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Spodiosite Classification |
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| 41.6.11.1 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen | |||
| (41.6)where (A)2 (XO4) Zq | |||
| (41.6.11)Dana Group | |||
| VII/B.25-70 VII - Phosphates, Arsenates and Vanadates | |||
| VII/B - Waterfree phosphates with unfamiliar anions F, Cl, O, OH. cations of medium and big size: Mg, Cu, Zn, and Ca, Na, K, Ba, Pb | |||
| VII/B.25 - Isokite - Thadeuite series | |||
Other Spodiosite Information |
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| NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8) | |||
| Links to other databases for Spodiosite : 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 - Scandinavian mineral gallery 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Spodiosite using: Visit our Advertisers for Spodiosite : Translate Spodiosite Mineral Data : Ask about Spodiosite here : Print or Cut-and-Paste your Spodiosite Specimen Label here :
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