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Londonite - Rhodizite series

#38266

Londonite - Rhodizite series

#38266
Availability
Sold
Size
6 x 3.5 x 3 cm - Sm Cabinet 
Formula
CsBe5Al4B11O28 (RRUFF)
Locality
Antsongomvato mine, Betroka dist., Antananarivo, Madagascar
Tagged
beryllium

An excellent well-formed euhedral crystal to 1cm with rubellite Tourmaline.

Londonite

Formula
CsBe5Al4B11O28 
Crystal System
Isometric 
Crystal Habit
Euhedral Crystals 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, white, yellow 
Streak
white 
Class
Isometric - Hextetrahedral 
Fracture
Brittle - Conchoidal 
Hardness

Data courtesy of Webmineral.

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