1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.71-2.723.23-3.26
1
7.18
1.5 Fracture
Handbook of mineralogy (2001), Difficult, Fibrous
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
{???} Good
Perfect on {010} imperfect on {100}
1.7 Mohs Hardness
1.8 Chemical Composition
Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)