Lazulite
Hardness ( Moh )
" 5.5 - 6.0
Crystal System
MonoclinicSpecific Gravity
3.0 - 3.12
Refractive Index
1.604 - 1.662
Birefringence
Colour(s)
Azure-blue, sky-blue, bluish white, yellow-green, blue-green
Cleavage
Francture Type
Uneven, splintery
Luster
Streak
White
Transparency
Transparent to opaque
Formula
(Mg,Fe2+)Al2(PO4)2(OH)2
Country
Found In Antarctica,Argentina,Australia,Austria,Bolivia,Brazil,Bulgaria,Canada,Chile,China,Czech Republic,Europe,Finland,France,Germany,Hungary,India,Ireland,Italy,Japan,Madagascar,Morocco,Myanmar,Namibia,Norway,Pakistan,Peru,Poland,Portugal,Russia,Rwanda,Slovakia,Spain,Sweden,Switzerland,UK,Ukraine,USA,Zimbabwe