Berlinite

Formula:  AlPO4

Origin of name:  For Nils Berlin, Swedish pharmacologist

 

Crystal system:  Hexagonal

Crystal class: 32

Twinning:

Unit cell:

 

Colour:  Colourless, grayish, pale rose

Diaphaneity:  Transparent to translucent

Luster:  Vitreous

Habit:  Massive

Hardness:  about 6.5

Specific gravity:  2.64

Cleavage:  None

Tenacity:

Streak:

 

Synonyms/varieties:

 

Comments:

 

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