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0 item @ $0.00  

Aminoffite

#38726

Aminoffite

#38726
Availability
Sold
Size
2 x 1.5 x 1.5 cm - Thumbnail 
Formula
Ca3(BeOH)2Si3O10 (RRUFF)
Locality
Långban, Filipstad, Värmland, Sweden
Tagged
beryllium

An exceptionally rich specimen with no less than 18 waterclear to murky tetragonal dipyramidal crystals from 0.25 to .75mm. At least four crystals are to 0.75mm. Some crystals are full and complete others are partial and half hidden by matrix.  A very rare beryllium silcate found at Langban and in Russia.

Type Locality

Aminoffite

Formula
Ca3(BeOH)2Si3O10 
Crystal System
Tetragonal 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, light yellow 
Streak
white 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
5.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
Type Locality

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