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Kaliborite

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Inder B deposit and salt dome, Atyrau (Gur'yev), Atyrau Oblysy (Atyrau Oblast'), Kazakhstan
© 2008, J. Weissman

Formula:
KMg
 
2
B
 
12
O
 
15
(OH)
 
11
·4H
 
2
O
System:MonoclinicColour:Colourless, white, ...
Hardness:4 - 4½
Name:In allusion to the chemical composition, containing potassium (Latin = KALIum) and being a BORate.
This page provides mineralogical data about Kaliborite.

Classification of Kaliborite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:5/J.05-40
Nickel-Strunz 10th (pending) edition ID:6.FB.10

6 : BORATES
F : Hexaborates
B : Ino-hexaborates
Dana 8th edition ID:26.5.13.1

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
5 : Pentaborates
Hey's CIM Ref.:9.2.16

9 : Borates
2 : Borates of Be and Mg
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Type Occurrence of Kaliborite

Type Locality:Schmidtmannshall, Aschersleben, Saxony-Anhalt, Germany
Year of Discovery:1889
Associated Minerals at type locality:
PinnoiteBoracite

Physical Properties of Kaliborite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Colourless, white, reddish brown; colourless in transmitted light.
Streak:White
Hardness (Mohs):4 - 4½
Cleavage:Perfect
{001} and {101}; on {100} good.
Density (measured):2.05 - 2.109 g/cm3

Crystallography of Kaliborite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/b (B1 1 2/b) [C2/c] {C1 2/c 1}
Cell Parameters:a = 18.57Å, b = 8.46Å, c = 14.68Å
β = 100.02°
Ratio:a:b:c = 2.195 : 1 : 1.735
Unit Cell Volume:V 2,271.08 ų (Calculated from Unit Cell)
Morphology:Fine-grained nodular masses. Microscopic rhombic scales with plane angles of about 62°, with the acute angle truncated to a yield a hexagonal outline at times. Crystals frequently aggregated and with asymmetrical development.

Optical Data of Kaliborite

Type:Biaxial (+)
RI values: nα = 1.508 nβ = 1.526 nγ = 1.550
2V:Measured: 80° , Calculated: 82°
Maximum Birefringence:δ = 0.042

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:none

Chemical Properties of Kaliborite

Formula:
KMg
 
2
B
 
12
O
 
15
(OH)
 
11
·4H
 
2
O
Essential elements:B, H, K, Mg, O
All elements listed in formula:B, H, K, Mg, O

Relationship of Kaliborite to other Species

Related Minerals - Nickel-Strunz Grouping):
6.FB.05Aristarainite
Na
 
2
MgB
 
12
O
 
20
·8H
 
2
O
Related Minerals - Hey's Index Grouping:
9.2.1Hambergite
Be
 
2
[O|OH|BO
 
2
]
9.2.2Suanite
Mg
 
2
[B
 
2
O
 
5
]
9.2.3Kotoite
Mg
 
3
[BO
 
3
]
 
2
9.2.4Szaibélyite
Mg
 
2
[B
 
2
O
 
5
] · H
 
2
O
9.2.5Preobrazhenskite
Mg
 
3
B
 
11
O
 
15
(OH)
 
9
9.2.6Aksaite
Mg[B
 
6
O
 
7
(OH)
 
6
] · 2H
 
2
O
9.2.7Wightmanite
Mg
 
5
[O|(OH)
 
5
|BO
 
3
] · 2H
 
2
O
9.2.8Pinnoite
Mg[B
 
2
O
 
5
] · 3H
 
2
O
9.2.9Kurnakovite
Mg(H
 
4
B
 
3
O
 
7
)(OH) · 5H
 
2
O
9.2.10Halurgite
Mg
 
2
[B
 
4
O
 
7
]
 
2
 · 5H
 
2
O
9.2.11Inderite
Mg(H
 
4
B
 
3
O
 
7
)(OH) · 5H
 
2
O
9.2.12Hungchaoite
Mg[B
 
4
O
 
7
] · 9H
 
2
O
9.2.13Admontite
Mg[B
 
6
O
 
7
(OH)
 
6
] · 4H
 
2
O
9.2.14Mcallisterite
Mg
 
2
[B
 
6
O
 
7
(OH)
 
6
]
 
2
 · 9H
 
2
O
9.2.15Rivadavite
Na
 
6
Mg[B
 
6
O
 
7
(OH)
 
6
]
 
4
 · 10H
 
2
O
9.2.17Iquiqueite
K
 
3
Na
 
4
Mg(CrO
 
4
)B
 
24
O
 
39
(OH)·12H
 
2
O

Other Names for Kaliborite

Synonyms:
HeintziteHintzeitePaternoite
German names:
Kaliborit
Russian names:
Калиборит
Spanish names:
Kaliborita

Other Information

Other Information:Partially soluble in water. Readily soluble in acids.
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 Kaliborite

Reference List:Feit, W. (1889): Ueber Kaliborit, ein neues Borsäure-Mineral.- Chemiker-Zeitung 13, 1188.

Luedecke (1889) Zeitschrift für Naturwissenschaften, Halle: 62: 354 (as Heintzite).

Feit, W. (1890) Journal of the Chemical Society, London: 58: 341.

Luedecke (1890) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 18: 481 (as Heintzite).

Milch (1890) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 18: 478 (as Hintzeite).

Feit, W. (1890) Journal of the Chemical Society, London: 58: 341.

Feit (1891) Chemiker-Zeitung Cöthen: 15: 115.

Loewe (1903) Zeitschrift für praktische Geologie, Berlin, Halle a.S.: 11: 355.

Boeke (1910) Centralblatt für Mineralogie, Geologie und Paleontologie, Stuttgart: 531.

Millosevich, F. (1920) Rendus Reale accademia nazionale dei Lincei, Rome: (5): 29: 286 (as Paternoite).

Barth and Berman (1930) Chemie der Erde, Jena: 5: 29 (as Paternoite).

Millosevich F. (1930)- Larderellite e paternoite. Periodico di Mineralogia - Roma: 1: 214-215 (as Paternoite).

Goslevsky (1938) Mineralogicheskoe Obshchestvo, Leningrad, Zapiski: (2): 67: 258.

Yarzhemsky (1945) Comptes rendus de l’académie des sciences de l’U.R.S.S: 47: 642.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 363-364 (as Paternoite), 367-368 (as Kaliborite).

American Mineralogist (1965): 1079-1083.

Burns, P.C. and Hawthorne, F.C. (1994a) Kaliborite: an example of a crystallographically symmetrical hydrogen bond. Canadian Mineralogist: 32: 885-894.

Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

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    Localities for Kaliborite

    (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.
    Germany
     
    • Saxony-Anhalt
      • Aschersleben
    		Feit, W. (1889): Ueber Kaliborit, ein neues Borsäure-Mineral.- Chemiker-Zeitung 13, 1188; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 368.
      • Stassfurt Potash deposit
        • Stassfurt
    		Luedecke, O. (1891): Über Heintzit, ein neues Borat von Leopoldshall.- Z. Kryst. 18, 481-485; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 368.
    Italy
     
    • Sicily
      • Caltanissetta Province
        • Monte Sambuco
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 364.
    Kazakhstan
     
    • Aqtöbe Oblysy (Aktubinsk [Aktyubinsk; Aktubinskaya] Oblast')
      • Aksai Valley
    • Atyrau Oblysy (Atyrau Oblast')
      • Atyrau (Gur'yev)
    • Batys Qazaqstan Oblysy (Western-Kazakhstan Oblast')
      • Uralsk Rayon
    		Handbook of Mineralogy
    Mineral and/or Locality
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