1 Physical Properties
1.1 Tenacity
1.2 Solubility
Effervesces in cold
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Splintery
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
Perfect on {100} and {010}
{110} Perfect, {110} Perfect, {110} Perfect
1.7 Mohs Hardness
1.8 Chemical Composition
Not Available
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references