[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com] Weinrich Minerals Auctions, Inc Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens The Place To Find Great Specimens At Great Prices! General Navajoite InformationV2O5•3(H2O) |
Molecular Weight = 235.93 gm |
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Vanadium 43.18 % V 77.09 % V2O5 |
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Hydrogen 2.56 % H 22.91 % H2O |
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Oxygen 54.25 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
V5+2O5•3(H2O) |
Highly oxidized portion of a Colorado Plateau-type U-V deposit. |
Valid Species (Pre-IMA) 1955 |
Monument No. 2 mine, Monument Valley, Apache Co., Arizona, USA. Link to MinDat.org Location Data. |
Named for the Navajo Indians, on whose reservation the mineral was first found. |
Navajoite + Pronunciation |
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Navajoite Crystallographya:b:c =9.7136:1:3.2777 |
a = 34.94, b = 3.597, c = 11.79, Z = 10; beta = 95.98° V = 1,473.69 Den(Calc)= 2.66 |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
By Intensity(I/Io): 12.1(1), 10.6(0.6), 2.9(0.5), |
| Physical Properties of NavajoiteNone |
Dark brown. |
2.56 |
Opaque |
1.5 - Between Talc and Gypsum |
Adamantine |
brown |
| Optical Properties of NavajoiteCI meas= -0.106 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.064 (Fair) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.3618,KPDmeas= 0.376,KC= 0.34 Ncalc = 1.87 - 1.9 Biaxial (?), a=1.905, b=2.02, |
| Calculated Properties of NavajoiteBulk Density (Electron Density)=2.62 gm/cc |
note: Specific Gravity of Navajoite =2.66 gm/cc. Fermion Index = 0.0013438644 |
Boson Index = 0.9986561356 PENavajoite = 8.16 barns/electron |
U=PENavajoite x rElectron Density= 21.35 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Navajoite is Not Radioactive | Navajoite Classification04.06.02.01 (04)Simple Oxides |
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(04.06)not classified |
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(04.06.02)Dana Group |
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04.HG.30 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.H - V[5,6] Vanadates |
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04.HG -Unclassified V oxides |
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| Other Navajoite InformationNAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
Links to other databases for Navajoite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Navajoite using: Visit our Advertisers for Navajoite : B & L Fine MineralsDan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Excalibur Minerals Exceptional Minerals Fabre Minerals John Betts Fine Minerals Lapis Mineral Journal Mineral News UV Tools Wrights Rock Shop Translate Navajoite Mineral Data : Ask about Navajoite here : Print or Cut-and-Paste your Navajoite Specimen Label here :
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