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
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
Uneven, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
{010} Perfect, {001} Distinct
Perfect [001] good [010] poor [110]
1.7 Mohs Hardness
1.8 Chemical Composition
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)