General Uranospinite Information![]() Ca(UO2)2(AsO4)2•10(H2O) |
![]() Molecular Weight = 1,038.12 gm |
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Calcium 3.86 % Ca 5.40 % CaO |
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Uranium 45.86 % U 52.02 % UO2 |
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Arsenic 14.43 % As 22.14 % As2O5 |
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Hydrogen 1.94 % H 17.35 % H2O |
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Oxygen 33.91 % O |
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100.00 % 96.92 % = TOTAL OXIDE |
![]() Ca(UO2)2(AsO4)2•10(H2O) |
![]() Alteration product of uraninite. |
![]() Valid Species (Pre-IMA) 1873 |
![]() Weisser Hirsch mine, Neustadtl, Schneeberg, Saxony, Germany. Link to MinDat.org Location Data. |
![]() Named for uranium and the Greek for "siskin," in allusion to its composition and color. |
![]() Uranospinite + Pronunciation |
![]() | | Uranospinite Image
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Uranospinite Crystallography![]() a:b:c =0.6945:1:0.347 |
![]() a = 14.35, b = 20.66, c = 7.17, Z = 4; V = 2,125.70 Den(Calc)= 3.24 |
![]() Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: P nma |
![]() By Intensity(I/Io): 10.16(1), 3.56(0.9), 3.39(0.8), |
| Physical Properties of Uranospinite![]() {001} Perfect, {100} Distinct |
![]() Siskin green, Lemon yellow, Yellow green. |
![]() 3.45 |
![]() Transparent |
![]() Brittle - Generally displayed by glasses and most non-metallic minerals. |
![]() Aggregates - Made of numerous individual crystals or clusters. |
![]() Platy - Sheet forms (e.g. micas). |
![]() 2-3 - Gypsum-Calcite |
![]() Fluorescent, Short UV=bright lemon yellow, Long UV=yellowish green. |
![]() Pearly |
![]() light yellow |
| Optical Properties of Uranospinite![]() CI meas= -0.056 (Good) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.124 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1779,KPDmeas= 0.1671,KC= 0.1582 Ncalc = 1.51 - 1.55 ![]() Biaxial (-), a=1.56, b=1.582, g=1.587, bire=0.0270, 2V(Calc)=50, 2V(Meas)=0-5. Dispersion r > v moderate. |
![]() colorless. |
![]() pale yellow. |
![]() pale yellow. |
| Calculated Properties of Uranospinite![]() Bulk Density (Electron Density)=3.10 gm/cc |
note: Specific Gravity of Uranospinite =3.45 gm/cc. ![]() Fermion Index = 0.0035195187 |
Boson Index = 0.9964804813 ![]() PEUranospinite =1,169.85 barns/electron |
U=PEUranospinite x relectron=3,623.41 barns/cc. ![]() |
GRapi = 3,509,218.19 (Gamma Ray American Petroleum Institute Units)
Uranospinite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram. Estimated Maximum U.S. Postal Shipping Size
(10 mRem/hr limit, Unshielded 10 cm box)
8.67 ± 2.17 grams of pure Uranospinite .
Weight of pure Uranospinite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.45 gm/cc.* | Uranospinite Classification![]() 40.02a.02.01 (40)Hydrated Phosphates, etc |
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(40.02a)where A++ (B++)2 (XO4) · x(H2O), containing (UO2)++ |
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(40.02a.02)Dana Group |
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![]() 08.EB.05 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.E - Uranyl Phosphates and Arsenates |
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08.EB -UO2:RO4 = 1:1 |
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| Other Uranospinite Information![]() NAME( Dana8) PHYS. PROP.(Dana8; Enc. Of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8) |
![]() Links to other databases for Uranospinite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Franklin Minerals(Dunn) 6 - GeoScienceWorld 7 - Google Images 8 - Google Scholar 9 - Handbook of Mineralogy (MinSocAm) 10 - Handbook of Mineralogy (UofA) 11 - MinDAT 12 - Mineralienatlas (Deutsch) 13 - Online Mineral Museum 14 - QUT Mineral Atlas 15 - Ruff.Info 16 - Uranium Minerals Search for Uranospinite using: Visit our Advertisers for Uranospinite : A Bijoux Google Search for UranospiniteAdam's Minerals Google Search for Uranospinite Cape Minerals Google Search for Uranospinite Dakota Matrix Minerals Google Search for Uranospinite Excalibur Mineral Corp. Google Search for Uranospinite Exceptional Minerals Google Search for Uranospinite John Betts Fine Minerals Search for Uranospinite McDougall Minerals Google Search for Uranospinite Mineral News Website Link Rock and Mineral Shows Google Search for Uranospinite Weinrich Minerals, Inc. Google Search for Uranospinite Ask about Uranospinite here : Print or Cut-and-Paste your Uranospinite Specimen Label here :
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