Bronzite
Hardness ( Moh )
" 5.5
Crystal System
Specific Gravity
3.3
Refractive Index
1.665 - 1.703
Birefringence
Colour(s)
Brown
Cleavage
Francture Type
Brittle
Luster
Streak
grey
Transparency
Translucent to opaque
Formula
Mg2Si2O6
Country
Found In Antarctica,Argentina,Australia,Austria,Brazil,Burkina Faso,Canada,China,Czech Republic,East Timor,Finland,France,Germany,Greece,Greenland,Hungary,India,Iran,Italy,Ivory Coast,Japan,Lesotho,Madagascar,Namibia,New Zealand,Norway,Philippines,Poland,Portugal,Republic of the Congo,Romania,Russia,Slovakia,Solomon Islands,South Africa,Spain,Sweden,Switzerland,Tanzania,UK,Ukraine,USA,The Moon