1 Physical Properties
1.2 Tenacity
1.5 Solubility
Not Available
Not Available
1.6 Durability
Not Available
Not Available
1.7 Specific Gravity
1.8 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal
1.9 Cleavage
{0110} Indistinct
none, may show indistinct parting
1.10 Mohs Hardness
1.11 Chemical Composition