1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.45-2.50
1
7.18
1.5 Fracture
Sub-Conchoidal, Splintery
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
{201} Imperfect, {100} Poor, {001} Poor
Poor on {110}
1.7 Mohs Hardness
1.8 Chemical Composition
Not Available
KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references