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Veatchite-A

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Emet borate deposit (Killik mine), Emet, Kütahya Province, Aegean Region, Turkey
© 2008, JGW

Formula:
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
System:TriclinicColour:Colourless to white
Hardness:2
Name:Named as a triclinic (anorthic) veatchite.


Veatchite Group. The triclinic polymorph of Veatchite and Veatchite-p.

Classification of Veatchite-A

IMA status:Approved 1978
Strunz 8th edition ID:5/K.05-50

5 : Nitrates, Carbonates & Borates
K : Layered borates with complex groups [Bx(O,OH)y]
05 : Volkovskite - Veatchite-A series
Dana 8th edition ID:26.5.10.1

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
5 : Pentaborates
Hey's CIM Ref.:9.3.28

9 : Borates
3 : Borates of Ca and Sr
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Type Occurrence of Veatchite-A

Type Locality:Emet borate deposit (Killik mine), Emet, Kütahya Province, Aegean Region, Turkey
Year of Discovery:1979

Physical Properties of Veatchite-A

Lustre:Pearly
Diaphaneity (Transparency):Translucent
Colour:Colourless to white
Hardness (Mohs):2

Crystallography of Veatchite-A

Crystal System:Triclinic

Chemical Properties of Veatchite-A

Formula:
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
Essential elements:B, H, O, Sr
All elements listed in formula:B, H, O, Sr

Relationship of Veatchite-A to other Species

Member of Group:
Veatchite Group:
Related Minerals - Strunz Grouping):

- +
5/K.05-10Volkovskite
KCa
 
4
[B
 
5
O
 
8
OH]
 
4
[B(OH)
 
3
]
 
2
Cl·4H
 
2
O
5/K.05-20Gowerite
Ca[B
 
5
O
 
8
(OH)][B(OH)
 
3
]·3H
 
2
O
5/K.05-30Veatchite
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
5/K.05-40Veatchite-p
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
9.3.1Calciborite
Ca[B
 
2
O
 
4
]
9.3.2Sibirskite
Ca
 
2
[(OH)(B
 
2
O
 
4
(OH))]
9.3.3Fabianite
CaB
 
3
O
 
5
OH
9.3.4Uralborite
Ca
 
2
[B
 
3
O
 
3
(OH)
 
5
·OB(OH)
 
3
]
9.3.5Vimsite
CaB
 
2
O
 
2
(OH)
 
4
9.3.6Olshanskyite
Ca
 
3
[OH|{B(OH)
 
4
}
 
2
]
 
2
9.3.7Frolovite
Ca[B(OH)
 
4
]
 
2
9.3.8Korzhinskite
CaB
 
2
O
 
4
·H
 
2
O
9.3.9Tyretskite
Ca
 
2
B
 
5
O
 
9
OH·H
 
2
O
9.3.10Nifontovite
CaB
 
2
O
 
4
·2.3H
 
2
O
9.3.12Inyoite
Ca(H
 
4
B
 
3
O
 
7
)(OH) · 4H
 
2
O
9.3.13Gowerite
Ca[B
 
5
O
 
8
(OH)][B(OH)
 
3
]·3H
 
2
O
9.3.14Colemanite
Ca[B
 
3
O
 
4
(OH)
 
3
] · H
 
2
O
9.3.15Pentahydroborite
CaB
 
2
O(OH)
 
6
 · 2H
 
2
O
9.3.16Hexahydroborite
Ca[B(OH)
 
4
]
 
2
 · 6H
 
2
O
9.3.17Meyerhofferite
Ca
 
2
(H
 
3
B
 
3
O
 
7
)
 
2
 · 4H
 
2
O
9.3.18Priceite
Ca
 
2
B
 
5
O
 
7
(OH)
 
5
·H
 
2
O
9.3.19Ginorite
Ca
 
2
B
 
14
O
 
23
·8H
 
2
O
9.3.20Probertite
NaCaB
 
5
O
 
7
(OH)
 
4
·3H
 
2
O
9.3.21Ulexite
NaCa[B
 
5
O
 
6
(OH)
 
6
] · 5H
 
2
O
9.3.22Hydroboracite
CaMg[B
 
3
O
 
4
(OH)
 
3
]
 
2
 · 3H
 
2
O
9.3.23Inderborite
CaMg(H
 
3
B
 
3
O
 
7
)
 
2
 · 8H
 
2
O
9.3.24Wardsmithite
Ca
 
5
Mg[B
 
4
O
 
7
]
 
6
 · 30H
 
2
O
9.3.25Henmilite
Ca
 
2
Cu(OH)
 
4
|[B(OH)
 
4
]
 
2
9.3.26Strontioborite
SrB
 
8
O
 
11
(OH)
 
4
9.3.27Veatchite
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
9.3.29 P-Veatchite
9.3.30 Balavinskite
Sr
 
2
B
 
6
O
 
11
·4H
 
2
O
9.3.31Tunellite
SrB
 
6
O
 
9
(OH)
 
2
·3H
 
2
O
9.3.32Strontioginorite
(Sr,Ca)
 
2
B
 
14
O
 
23
·8H
 
2
O

Other Names for Veatchite-A

Synonyms:
IMA1978-030
Other Languages:
German:Veatchit-A
Russian:Витчит-A

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 Veatchite-A

Reference List:I. Kumbasar (1979) Veatchite-A, a new modification of veatchite. American Mineralogist; April 1979; v. 64; no. 3-4; p. 362-366

Internet Links for Veatchite-A

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    Localities for Veatchite-A

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