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Aldzhanite

Formula:
CaMgB
 
2
O
 
4
Cl·7H
 
2
O


An uncertain calcium chloroborate. Poor chemical characterization, name should not be used.

Classification of Aldzhanite

IMA status:Discredited
Strunz 8th edition ID:5/J.02-30

5 : Nitrates, Carbonates & Borates
J : Chain borates with [B2O4]2- to [B6O10]2-
02 : Calciborite - Aldzhanite(?) series
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Optical Data of Aldzhanite

Type:Biaxial
RI values: nα = 1.600 nγ = 1.620
Maximum Birefringence:δ = 0.020

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r < v weak

Chemical Properties of Aldzhanite

Formula:
CaMgB
 
2
O
 
4
Cl·7H
 
2
O
Essential elements:B, Ca, Cl, H, Mg, O
All elements listed in formula:B, Ca, Cl, H, Mg, O

Relationship of Aldzhanite to other Species

Related Minerals - Strunz Grouping):

- +
5/J.02-10Calciborite
Ca[B
 
2
O
 
4
]
5/J.02-15Korzhinskite
CaB
 
2
O
 
4
·H
 
2
O
5/J.02-20Chelkarite
CaMgB
 
2
O
 
4
(Cl,OH)
 
2
·5H
 
2
O Or near, with Cl:OH = 3:1

Other Names for Aldzhanite

Other Languages:
German:Aldzhanit
Spanish:Aldzhanita

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.

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