Brizziite-III Mineral Data + Say BRIZZIITE-III


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General Brizziite-III Information

Help on Chemical  Formula: Chemical Formula: NaSb+++++O3
Help on Composition: Composition: Molecular Weight = 192.74 gm
   Sodium    11.93 %  Na   16.08 % Na2O
   Antimony  63.17 %  Sb   88.07 % SbO3
   Oxygen    24.90 %  O
            ______        ______ 
            100.00 %      104.15 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaSbO3
Help on Environment: Environment: The result of deep weathering of stibnite.
Help on IMA Status: IMA Status: Approved IMA 1994
Help on Locality: Locality: The Cetine mine, approximately 20 km SW of Sienna, Tuscany, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Dr. Giancarlo Brizzi (1936-1992) who discovered the mineral.
Help on Synonym: Synonym: IMA1993-044
 

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Brizziite-III Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:3.00547
Help on Cell Dimensions: Cell Dimensions: a = 5.301, c = 15.932, Z = 6; V = 387.72 Den(Calc)= 4.95
Help on Crystal System: Crystal System: Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.874(1), 1.471(0.69), 2.365(0.69),
 

Physical Properties of Brizziite-III

Help on Cleavage: Cleavage: [001] Perfect
Help on Color: Color: Colorless.
Help on Density: Density: 4.8 - 4.95, Average = 4.87
Help on Diaphaniety: Diaphaniety: Transparent
Help on Fracture: Fracture: Unknown - Minerals too small to observe fractures.
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Hardness: Hardness: 2 - Gypsum
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Pearly
Help on Streak: Streak: white
 

Optical Properties of Brizziite-III

Help on Dichroism (e): Dichroism (e): colorless.
Help on Dichroism (w): Dichroism (w): colorless.
Help on Gladstone-Dale: Gladstone-Dale: 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
Help on Optical Data: Optical Data: Uniaxial (-), e=1.631, w=1.84, bire=0.2090.
 

Calculated Properties of Brizziite-III

Help on Electron Density: Electron Density:

relectron=4.42 gm/cc
note: rBrizziite-III =4.95 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.00011
Boson Index = 0.99989
Help on Photoelectric: Photoelectric:

PEBrizziite-III = 208.40 barns/electron
U=PEBrizziite-III x relectron= 920.59 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Brizziite-III is Not Radioactive

 

Brizziite-III Classification

Help on  Dana Class: Dana Class: 4.3.5.6 (4)Simple Oxides
  (4.3)with a cation charge of 3+ (A+++2 O3)
  (4.3.5)Dana Group
 
4.3.5.1 Ilmenite FeTiO3 R 3 3
 
4.3.5.2 Geikielite MgTiO3 R 3 3
 
4.3.5.3 Pyrophanite MnTiO3 R 3 3
 
4.3.5.4 Ecandrewsite (Zn,Fe,Mn)TiO3 R 3 3
 
4.3.5.5 Melanostibite Mn(Sb,Fe)O3 R 3 3
 
4.3.5.6 Brizziite-III NaSbO3 R 3 3
 
4.3.5.7 Akimotoite! (Mg,Fe)SiO3 R 3 3
Help on  Strunz Class: Strunz Class: IV/C.05-60 IV - Oxides
  IV/C - Oxides with metal : oxygen = 2:3 (M2O3 and related compounds)
  IV/C.05 - Ilmenite group, Geikilith - Brizziite series
 
IV/C.05-05 Akimotoite! (Mg,Fe)SiO3 R 3 3
 
IV/C.05-10 Geikielite MgTiO3 R 3 3
 
IV/C.05-20 Ilmenite FeTiO3 R 3 3
 
IV/C.05-30 Pyrophanite MnTiO3 R 3 3
 
IV/C.05-40 Ecandrewsite (Zn,Fe,Mn)TiO3 R 3 3
 
IV/C.05-50 Melanostibite Mn(Sb,Fe)O3 R 3 3
 
IV/C.05-60 Brizziite-III NaSbO3 R 3 3
 
IV/C.05-60* Brizziite-VII NaSbO3 R 3 3
 

Other Brizziite-III Information

Help on References: References: NAME( MinRec) PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) OPTIC PROP.(MinRec)
Help on See Also: See Also: 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

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Print or Cut-and-Paste your Brizziite-III Specimen Label here :

Brizziite-III

NaSb+++++O3
Dana No: 4.3.5.6 Strunz No: IV/C.05-60
Locality:

 

Notes:

 

 
   
 
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