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
3.55-3.703.95-4.10
1
7.18
1.5 Fracture
Gemstones (2009)
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
Not Available
{110} Perfect, {110} Perfect, {110} Perfect
1.7 Mohs Hardness
1.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references