[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com] Dan Weinrich Auctions Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens The Place To Find Great Specimens At Great Prices! General Brizziite-III InformationNaSb+++++O3 |
Molecular Weight = 192.74 gm |
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Sodium 11.93 % Na 16.08 % Na2O |
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Antimony 63.17 % Sb 88.07 % SbO3 |
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Oxygen 24.90 % O |
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______ ______ |
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100.00 % 104.15 % = TOTAL OXIDE |
NaSbO3 |
The result of deep weathering of stibnite. |
Approved IMA 1994 |
The Cetine mine, approximately 20 km SW of Sienna, Tuscany, Italy. Link to MinDat.org Location Data. |
For Dr. Giancarlo Brizzi (1936-1992) who discovered the mineral. |
Brizziite-III + Pronunciation |
IMA1993-044 |
| | Brizziite-III Image
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Brizziite-III Crystallographya:c = 1:3.00547 |
a = 5.301, c = 15.932, Z = 6; V = 387.72 Den(Calc)= 4.95 |
Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3 |
By Intensity(I/Io): 1.874(1), 1.471(0.69), 2.365(0.69), |
| Physical Properties of Brizziite-III{001} Perfect |
Colorless. |
4.8 - 4.95, Average = 4.87 |
Transparent |
Unknown - Minerals too small to observe fractures. |
Encrustations - Forms crust-like aggregates on matrix. |
Platy - Sheet forms (e.g. micas). |
2 - Gypsum |
Non-fluorescent. |
Pearly |
white |
| Optical Properties of Brizziite-IIIcolorless. |
colorless. |
CI meas= -3.939 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= -3.864 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1486,KPDmeas= 0.1509,KC= 0.0305 Ncalc = 1.15 Uniaxial (-), e=1.631, w=1.84, bire=0.2090. |
| Calculated Properties of Brizziite-IIIBulk Density (Electron Density)=4.42 gm/cc |
note: Specific Gravity of Brizziite-III =4.95 gm/cc. Fermion Index = 0.0001195361 |
Boson Index = 0.9998804639 PEBrizziite-III = 208.40 barns/electron |
U=PEBrizziite-III x rElectron Density= 920.59 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Brizziite-III is Not Radioactive | Brizziite-III Classification04.03.05.06 (04)Simple Oxides |
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(04.03)with a cation charge of 3+ (A+++2 O3) |
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(04.03.05)Ilmenite Group |
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04.CB.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.C - Metal:Oxygen = 2:3, 3:5, and Similar |
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04.CB -With medium-sized cations |
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| Other Brizziite-III InformationNAME( MinRec) PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) OPTIC PROP.(MinRec) |
Links to other databases for Brizziite-III : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Google Images 4 - Google Scholar 5 - MinDAT 6 - MinMax(Deutsch) 7 - MinMax(English) 8 - Mineralienatlas (Deutsch) 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Brizziite-III using: Visit our Advertisers for Brizziite-III : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Brizziite-III Mineral Data : Ask about Brizziite-III here : Print or Cut-and-Paste your Brizziite-III Specimen Label here :
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