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Barioperovskite Mineral Data
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General Barioperovskite Information
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 Chemical Formula: |
BaTiO3 |
| Composition: |
Molecular Weight = 228.97 gm |
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Barium 58.18 % Ba 64.95 % BaO |
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Titanium 20.49 % Ti 34.19 % TiO2 |
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Silicon 0.37 % Si 0.79 % SiO2 |
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Oxygen 20.96 % O |
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______ ______ |
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100.00 % 99.93 % = TOTAL OXIDE |
| Empirical Formula: |
Ba0.97Ti0.98Si0.03O3 |
| Environment: |
Found as micron-sized inclusions in benitoite crystal. Perovskite group |
| IMA Status: |
Approved IMA 2006 (Dana # Added) |
| Locality: |
Benitoite Mine, New Idria District, San Benito County, California, USA Link to MinDat.org Location Data. |
| Name Origin: |
Named as the barium analoge of perovskite. |
| Synonym: |
IMA2006-040 |
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Barioperovskite Image |
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Images:
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Barioperovskite
Comments: BSE image showing one area where barioperovskite (BaTiO3) micro- to nano-crystals occur in the tubular inclusion, along with BaTi2O5 and fresnoite. Inset B&W image shows inclusion in benitoite with area of magnification in red outline.
Location: Benitoite Mine, San Benito County, California, U.S.A.
Scale: See Images.
© American Mineralogist |
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Barioperovskite Crystallography
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| Axial Ratios: |
a:b:c =0.7026:1:1.0026 |
| Cell Dimensions: |
a = 3.9874, b = 5.6751, c = 5.6901, Z = 2; V = 128.76 Den(Calc)= 5.91 |
| Crystal System: |
Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: Amm2 |
| X Ray Diffraction: |
By Intensity(I/Io): 2.83(1), 2.845(0.3), 2.009(0.28),2.312(0.23), 2.316(0.2), 1.637(0.19), 4.018(0.18), 1.415(0.15), |
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Physical Properties of Barioperovskite
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| Fracture: |
Unknown - Minerals too small to observe fractures. |
| Habit: |
Inclusions - Generally found as inclusions in other minerals. |
| Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
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Optical Properties of Barioperovskite
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| Optical Data: |
NCalc= 2.3 - from Gladstone-Dale relationship (KC = 0.2191) where Ncalc=Dcalc*KC+1
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Calculated Properties of Barioperovskite
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| Electron Density: |
Bulk Density (Electron Density)=5.18 gm/cc
note: Specific Gravity of Barioperovskite =5.91 gm/cc.
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| Fermion Index: |
Fermion Index = 0.13
Boson Index = 0.87 |
| Photoelectric: |
PEBarioperovskite = 269.90 barns/electron
U=PEBarioperovskite x rElectron Density=1,397.45 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Barioperovskite is Not Radioactive |
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Barioperovskite Classification
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| Dana Class: |
04.03.03.07 (04)Simple Oxides |
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(04.03)with a cation charge of 3+ (A+++2 O3) |
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(04.03.03)Perovskite Group |
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04.03.03.01 Perovskite CaTiO3 P nma 2/m 2/m 2/m |
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04.03.03.02 Latrappite (Ca,Na)(Nb,Ti,Fe)O3 Pcmn 2/m 2/m 2/m |
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04.03.03.03 Loparite-(Ce) (Ce,Na,Ca)2(Ti,Nb)2O6 P m3m 4/m 3 2/m |
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04.03.03.04 Lueshite NaNbO3 P 2221 2 2 2 |
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04.03.03.05 Tausonite SrTiO3 P m3m 4/m 3 2/m |
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04.03.03.06 Isolueshite! (Na,La,Ca)(Nb,Ti)O3 P m3m 4/m 3 2/m |
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04.03.03.07 Barioperovskite! BaTiO3 Amm2 mm2 |
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04.03.03.08 Lakargiite! CaZrO3 P nma 2/m 2/m 2/m |
| Strunz Class: |
04.CC.30 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.CC -With large and medium-sized cations |
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04.CC.30 Natroniobite NaNbO3 Mono |
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04.CC.30 Latrappite (Ca,Na)(Nb,Ti,Fe)O3 Pcmn 2/m 2/m 2/m |
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04.CC.30 Lueshite NaNbO3 P 2221 2 2 2 |
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04.CC.30 Perovskite CaTiO3 P nma 2/m 2/m 2/m |
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04.CC.30 Barioperovskite! BaTiO3 Amm2 mm2 |
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04.CC.30 Lakargiite! CaZrO3 P nma 2/m 2/m 2/m |
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Other Barioperovskite Information
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| References: |
NAME( AmMin, v93:154) PHYS. PROP.(AmMin, v93:154) OPTIC PROP.(AmMin, v93:154) |
| See Also: |
Links to other databases for Barioperovskite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
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Print or Cut-and-Paste your Barioperovskite Specimen Label here :
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Barioperovskite
BaTiO3
Dana No: 04.03.03.07 Strunz No: 04.CC.30
Locality:
Notes:
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