Sharpite

Formula: Ca(UO2)6(CO3)5(OH)4.6H2O

Origin of name: for R. Sharp, prospector in Katanga

 

Crystal system: orthorhombic

Crystal class: unknown

Twinning:

Unit cell: 

 

Colour: olive-green to yellow-green

Diaphaneity: 

Luster: 

Habit: radiating fibers, in thin crusts or rosettes

Hardness: about 2.5

Specific gravity: 4.45

Cleavage: none

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

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