General Doloresite Information![]() H8V++++6O16 |
![]() Molecular Weight = 569.70 gm |
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Vanadium 53.65 % V 87.35 % VO2 |
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Hydrogen 1.42 % H 12.65 % H2O |
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Oxygen 44.93 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() H8V4+6O16 |
![]() In relatively unoxidized uraniium-vanadium ores; from the cores of black, concretionary masses high in U-V, surrounding tyuyamunite-bearing sandstone. |
![]() Valid Species (Pre-IMA) 1957 |
![]() La Sal No. 2 mine, Lumsden Canyon, Gateway District, Dolores River, southwestern Colorado, USA. Link to MinDat.org Location Data. |
![]() Named for the locality. |
![]() Doloresite + Pronunciation |
![]() ![]() ICSD 27541 |
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PDF 11-368 |
| | Doloresite Image
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Doloresite Crystallography![]() a:b:c =6.5685:1:1.6153 |
![]() a = 19.64, b = 2.99, c = 4.83, Z = 1; beta = 103.9° V = 275.33 Den(Calc)= 3.44 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
![]() By Intensity(I/Io): 4.7(1), 2.45(0.5), 3.83(0.5), |
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| Physical Properties of Doloresite![]() {???} Good |
![]() Dark brown, Black. |
![]() 3.27 - 3.33, Average = 3.3 |
![]() Opaque |
![]() Fibrous - Thin, elongated fractures produced by crystal forms or intersecting cleavages (e.g. asbestos). |
![]() Botryoidal - "Grape-like" rounded forms (e.g.. malachite). |
![]() Twinning Common - Crystals are usually twinned. |
![]() Sub Metallic |
![]() greenish black |
| Optical Properties of Doloresite![]() CI meas= 0.294 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.323 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2616,KPDmeas= 0.2727,KC= 0.3863 Ncalc = 2.26 - 2.33 ![]() Biaxial (?), b=1.9 |
![]() Strong. |
![]() Gray with color variation along crystals. |
| Calculated Properties of Doloresite![]() Bulk Density (Electron Density)=3.17 gm/cc |
note: Specific Gravity of Doloresite =3.30 gm/cc. ![]() Fermion Index = 0.0015590712 |
Boson Index = 0.9984409288 ![]() PEDoloresite = 10.26 barns/electron |
U=PEDoloresite x rElectron Density= 32.57 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Doloresite is Not Radioactive | Doloresite Classification![]() 47.04.07.01 (47)Vanadium Oxysalts |
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(47.04)(Hydrated Containing V++++ and V+++++) |
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(47.04.07)Dana Group |
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![]() 04.HE.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.HE -Phyllovanadates |
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| Other Doloresite Information![]() NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3) |
![]() Links to other databases for Doloresite : |
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 15 - WWW-MINCRYST Search for Doloresite using: Visit our Advertisers for Doloresite : A Bijoux Google Search for DoloresiteAdam's Minerals Google Search for Doloresite Cape Minerals Google Search for Doloresite Dakota Matrix Minerals Google Search for Doloresite Excalibur Mineral Corp. Google Search for Doloresite Exceptional Minerals Google Search for Doloresite John Betts Fine Minerals Search for Doloresite McDougall Minerals Google Search for Doloresite Mineral News Website Link Rock and Mineral Shows Google Search for Doloresite Weinrich Minerals, Inc. Google Search for Doloresite Ask about Doloresite here : Print or Cut-and-Paste your Doloresite Specimen Label here :
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