Barioperovskite Mineral Data

General Barioperovskite Information

Chemical Formula:

BaTiO3

Composition:

Molecular Weight = 228.97 gm

Barium 58.18 % Ba 64.95 % BaO

Titanium 20.49 % Ti 34.19 % TiO₂

Silicon 0.37 % Si 0.79 % SiO₂

Oxygen 20.96 % O

______ ______

100.00 % 99.93 % = TOTAL OXIDE

Empirical Formula:

Ba_0.97Ti_0.98Si_0.03O₃

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

Barioperovskite Image

Images:

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

Barioperovskite Crystallography

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 - PyramidalH-M Symbol (mm2) Space Group: Amm2

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 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),

Physical Properties of Barioperovskite

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.

Optical Properties of Barioperovskite

Optical Data:

NCalc= 2.3 - from Gladstone-Dale relationship (KC = 0.2191) where Ncalc=Dcalc*KC+1

Calculated Properties of Barioperovskite

Electron Density:

Bulk Density (Electron Density)=5.18 gm/cc
note: Specific Gravity of Barioperovskite =5.91 gm/cc.

Fermion Index:

Fermion Index = 0.13
Boson Index = 0.87

Photoelectric:

PE_{Barioperovskite}= 269.90 barns/electron
U=PE_{Barioperovskite} x rElectron Density=1,397.45 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Barioperovskite is Not Radioactive

Barioperovskite Classification

Dana Class:

04.03.03.07 (04)Simple Oxides

(04.03)with a cation charge of 3+ (A+++2 O3)

(04.03.03)Perovskite Group

04.03.03.01 Perovskite CaTiO3 P nma 2/m 2/m 2/m

04.03.03.02 Latrappite (Ca,Na)(Nb,Ti,Fe)O3 Pcmn 2/m 2/m 2/m

04.03.03.03 Loparite-(Ce) (Ce,Na,Ca)2(Ti,Nb)2O6 P m3m 4/m 3 2/m

04.03.03.04 Lueshite NaNbO3 P 222₁ 2 2 2

04.03.03.05 Tausonite SrTiO3 P m3m 4/m 3 2/m

04.03.03.06 Isolueshite! (Na,La,Ca)(Nb,Ti)O3 P m3m 4/m 3 2/m

04.03.03.07 Barioperovskite! BaTiO3 Amm2 mm2

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

04.C - Metal:Oxygen = 2:3, 3:5, and Similar

04.CC -With large and medium-sized cations

04.CC.30 Natroniobite NaNbO3 Mono

04.CC.30 Latrappite (Ca,Na)(Nb,Ti,Fe)O3 Pcmn 2/m 2/m 2/m

04.CC.30 Lueshite NaNbO3 P 222₁ 2 2 2

04.CC.30 Perovskite CaTiO3 P nma 2/m 2/m 2/m

04.CC.30 Barioperovskite! BaTiO3 Amm2 mm2

04.CC.30 Lakargiite! CaZrO3 P nma 2/m 2/m 2/m

Other Barioperovskite Information

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 :

Barioperovskite

BaTiO3
Dana No: 04.03.03.07 Strunz No: 04.CC.30
Locality:

Notes: