1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Gems, Uneven
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
1.6 Cleavage
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.
[110] perfect, [101] good, [010] distinct
1.7 Mohs Hardness
1.8 Chemical Composition
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references