Cobaltkoritnigite

Formula:  (Co,Zn)(AsO3)(OH) . H2O

Origin of name:  From Cobalt and koritnigite

 

Crystal system:  Triclinic

Crystal class:  -1

Twinning:

Unit cell:

 

Colour:  Deep purple

Diaphaneity:

Luster:  Vitreous

Habit:  Tabular

Hardness:

Specific gravity:

Cleavage:  2; {010} perfect; {100} good

Tenacity:

Streak:

 

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Comments:

 

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