1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven, Even, Yellow, White
1.6 Cleavage
{001} Perfect, {010} Good
Perfect on the {001}
1.7 Mohs Hardness
1.8 Chemical Composition
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
K(Mg,Fe++)3[AlSi3O10(OH,F)2