Ikaite

Formula:  CaCO3 . 6H2O

Origin of name:  After locality; Ikafjord, Ivigtut, Greenland

 

Crystal system:  Monoclinic

Crystal class:  2/m

Twinning: 

Unit cell: 

 

Colour:  White

Diaphaneity: 

Luster: 

Habit:  Columnar-shaped, form pillars reaching towards water surface

Hardness

Specific gravity:  None

Cleavage: 

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

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