Moorhouseite

Formula:  (Co,Ni,Mn)SO4 . 6H2O

Origin of name:  For W. Moorhouse, Canadian geologist

 

Crystal system:  Monoclinic

Crystal class:  2/m

Twinning: 

Unit cell: a = 10.04, b = 7.234, c = 24.3, β = 98.34°

 

Colour:  Pink

Diaphaneity: Transparent to translucent

Luster:  Vitreous

Habit:  Granular to fine-grained columnar

Hardness:  2.5

Specific gravity:  1.97

Cleavage:  None

Tenacity: Conchoidal fracture

Streak:  White

 

Synonyms/varieties:

 

Comments: 

 

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