Rhodizite
Hardness ( Moh )
" 8.5
Crystal System
IsometricSpecific Gravity
3.305 - 3.38
Refractive Index
1.694
Birefringence
Colour(s)
Colorless, Grayish, Yellow, Yellowish white, White
Cleavage
Francture Type
Conchoidal
Luster
Streak
White
Transparency
Transparent to Translucent
Formula
(K,Cs)Al4Be4(B,Be)12O28
Country
Found In Madagascar,Russia,UK,USA