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Barioperovskite

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Big Photo

Dallas Gem Mine (Benitoite Mine; Benitoite Gem Mine; Gem Mine), Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California, USA
© Caltech




Formula:
BaTiO
 
3
System:Orthorhombic
Member of:Perovskite Group
Name:Named for its composition, being the barium-dominant analogue of perovskite.


Perovskite Group.

Synthetic BaTiO3 is a very important ferroelectric ceramic.

Classification of Barioperovskite

IMA status:Approved 2007
Strunz 9th edition ID:4.CC.30
Nickel-Strunz 10th (pending) edition ID:4.CC.30

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations
Dana 8th edition ID:4.3.3.4

4 : SIMPLE OXIDES
3 : A2X3
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Type Occurrence of Barioperovskite

Type Locality:Dallas Gem Mine (Benitoite Mine; Benitoite Gem Mine; Gem Mine), Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California, USA
General Appearance of Type Material:Micro- to submicro-inclusions in a host of amorphous material contained within hollow, tublar inclusions in benitoite.
Place of Conservation of Type Material:National Museum of Natural History, Washington, DC, USA, no. NMNH 174513
Associated Minerals at type locality:
Benitoite

Crystallography of Barioperovskite

Crystal System:Orthorhombic
Class (H-M):mm2 - Pyramidal
Space Group:Amm2
Cell Parameters:a = 3.9874Å, b = 5.6751Å, c = 5.6901Å
Ratio:a:b:c = 0.703 : 1 : 1.003
Unit Cell Volume:V 128.76 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
4.018 (18)
2.845 (30)
2.830 (100)
2.316 (20)
2.312 (23)
2.009 (28)
1.639 (19)
1.415 (15)

Chemical Properties of Barioperovskite

Formula:
BaTiO
 
3
Essential elements:Ba, O, Ti
All elements listed in formula:Ba, O, Ti

Relationship of Barioperovskite to other Species

Member of:Perovskite Group
Other Members of Group:

- +
Isolueshite
(Na,La,Ca)(Nb,Ti)O
 
3
Lakargiite
Ca(Zr,Sn,Ti)O
 
3
Loparite-(Ce)
(Na,Ce,Ca,Sr,Th)(Ti,Nb,Fe)O
 
3
Lueshite
NaNbO
 
3
Macedonite
PbTiO
 
3
Megawite
CaSnO
 
3
Perovskite
CaTiO
 
3
Tausonite
SrTiO
 
3
Related Minerals - Nickel-Strunz Grouping):

- +
4.CC.05Chrombismite
Bi
 
16
CrO
 
27
4.CC.10Freudenbergite
Na
 
2
(Ti,Fe)
 
8
O
 
16
4.CC.15Grossite
CaAl
 
4
O
 
7
4.CC.20Mayenite
Ca
 
12
Al
 
14
O
 
33
4.CC.25Yafsoanite
Ca
 
3
Zn
 
3
(TeO
 
6
)
 
2
4.CC.30Latrappite
(Ca,Na)(Nb,Ti,Fe)O
 
3
4.CC.30Lueshite
NaNbO
 
3
4.CC.30Natroniobite
NaNbO
 
3
4.CC.30Perovskite
CaTiO
 
3
4.CC.30Lakargiite
Ca(Zr,Sn,Ti)O
 
3
4.CC.30Megawite
CaSnO
 
3
4.CC.35Loparite-(Ce)
(Na,Ce,Ca,Sr,Th)(Ti,Nb,Fe)O
 
3
4.CC.35Macedonite
PbTiO
 
3
4.CC.35Tausonite
SrTiO
 
3
4.CC.35Isolueshite
(Na,La,Ca)(Nb,Ti)O
 
3
4.CC.40Crichtonite
(Sr,La,Ce,Y)(Ti,Fe
3+
 
,Mn)
 
21
O
 
38
4.CC.40Davidite-(Ce)
(Ce,La)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
4.CC.40Davidite-(La)
(La,Ce)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
4.CC.40Davidite-(Y)
(Y,La,Ce,Na,Ca,Pb)(Y,Fe
2+
 
,◻)(Fe
2+
 
,Mn
2+
 
)
 
2
(Ti,Fe
3+
 
,Nb,Zr)
 
18
O
 
38
 (hypothetical)
4.CC.40Landauite
NaMnZn
 
2
(Ti,Fe)
 
6
Ti
 
12
O
 
38
4.CC.40Lindsleyite
(Ba,Sr)(Ti,Zr,Fe,Cr)
 
21
O
 
38
4.CC.40Loveringite
(Ca,Ce)(Ti,Fe,Cr,Mg)
 
21
O
 
38
4.CC.40Mathiasite
K(Ti,Cr,Fe,Mg,Zr)
 
21
O
 
38
4.CC.40Senaite
Pb(Ti,Fe,Mn)
 
21
O
 
38
4.CC.40Dessauite-(Y)
(Sr,Pb)(Y,U)(Ti,Fe
3+
 
)
 
20
O
 
38
4.CC.40Cleusonite
(Pb,Sr)(U
4+
 
,U
6+
 
)(Fe
2+
 
,Zn)
 
2
(Ti,Fe
2+
 
,Fe
3+
 
)
 
18
(O,OH)
 
38
4.CC.40Gramaccioliite-(Y)
(Pb,Sr)(Y,Mn)Fe
3+
2
(Ti,Fe
3+
 
)
 
18
O
 
38
4.CC.45Diaoyudaoite
NaAl
 
11
O
 
17
4.CC.45Hawthorneite
Ba(MgTi
 
3
Cr
 
4
Fe
 
4
)O
 
19
4.CC.45Hibonite
(Ca,Ce)Al
 
12
O
 
19
4.CC.45Lindqvistite
Pb
 
2
(Mg,Fe)Fe
 
16
O
 
27
4.CC.45Magnetoplumbite
(Pb,Mn)(Fe,Mn)
 
12
O
 
19
4.CC.45Plumboferrite
Pb
 
2
Fe
3+
11-x
Mn
2+
x
O
 
19-2x
, x = 1/3
4.CC.45Yimengite
K(Cr,Ti,Fe,Mg)
 
12
O
 
19
4.CC.45Haggertyite
Ba[Fe
2+
6
Ti
 
5
Mg]O
 
19
4.CC.45Nežilovite
PbZn
 
2
(Mn
4+
 
,Ti
4+
 
)
 
2
Fe
3+
8
O
 
19
4.CC.45Batiferrite
Ba[Ti
 
2
Fe
3+
8
Fe
2+
2
]O
 
19
4.CC.45IMA2009-027
(Fe,Mg)Al
 
12
O
 
19
4.CC.45Barioferrite
BaFe
3+
12
O
 
19
4.CC.50Jeppeite
(K,Ba)
 
2
(Ti,Fe)
 
6
O
 
13
4.CC.55Zenzénite
Pb
 
3
(Fe,Mn)
 
4
Mn
 
3
O
 
13
4.CC.60Mengxianminite
(Ca,Na)
 
3
(Fe,Mn)
 
2
Mg
 
2
(Sn,Zn)
 
5
Al
 
8
O
 
29

Other Names for Barioperovskite

Synonyms:
IMA2006-040
Other Languages:
German:Barioperowskit

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Barioperovskite

Reference List:

- +
Ma, C. and G. R. Rossman (2008) "Barioperovskite, a new mineral from the Benitoite Mine, California": American Mineralogist: 93, 154-157.

D. S. Keeble and P. A. Thomas (2009):On the tetragonality of the room-temperature ferroelectric phase of barium titanate, BaTiO3. J. Appl. Cryst. (2009). 42, 480-484

Internet Links for Barioperovskite

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    • Localities for Barioperovskite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    USA
     
    • California
      • San Benito Co.
        • Diablo Range
          • New Idria District
            • San Benito River headwaters area
              • Dallas Gem Mine area
    		IMA website - Proposals approved in January 2007
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