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Physical Properties
Crystal System : Axis of symmetry Crystal
From: Octahedron, rhombic dodecahedron, cube or square Habit:
SphereHardness:10
Cleavage/Fracture: Octahedron cleavage,{111}:ease, shell fracture.
Lsuter:Crystal
Color: Composition of carbon, transparent; colored(blue, yellow, brown, pink, red, green); opaque(black) with the composition of silicon, aluminum, calcium, magnesium, iron, nitrogen, borax.
Streak: WhiteSpecific Gravity:3.50-3.52Other
Characteristics:
(1)not conductible to electricity
(2)high melting point
(3)good conductivity to heat
(4)Brittle
(5)Transparent to opaque |
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