Front | Back |
Iceland Spar (Calcite) |
Cleavehardness-3non metallichexagonal
|
Tourmaline |
Fracturehardness-7 - 7.5metallichexagonal
|
Bruno Jasper |
Fracturehardness-6.5 - 7 non metallicmicro crystalline
|
Agate |
Fracturehardness-7non metallicmicro crystalline
|
Willow Creek Jasper |
Fracturehardness-6.5 - 7 non metallicmicro crystalline
|
Biotite |
Cleavehardness-2.5 - 3sub metallicmonoclinic
|
Halite |
Cleavehardness-2 - 2.5non metallicmonoclinic
|
Muscovite Mica |
Cleavehardness-2 - 2.5non metallicmonoclinic
|
Molybdenum |
Cleavehardness-1 - 1.5metallichexagonal
|
Pyrite |
Fracturehardness-6 - 6.5metallicisometric
|
Galena |
Cleavehardness-2.5metallicisometric
|
Garnet |
Fracturehardness-6.5 - 7.5non metallicisometric
|
Snakeskin Agate |
Fracturehardness-7non metallicmicro crystalline
|
Fluorite |
Cleavehardness-4metallicisometric
|
Selenite
|
Cleavehardness-1.5 - 2
|