1 Physical Properties
1.1 Tenacity
1.5 Solubility
Not Available
Not Available
1.6 Durability
Not Available
Not Available
1.7 Specific Gravity
2.68-2.723.90-4.00
1
7.18
1.8 Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.9 Cleavage
Not Available
Perfect on {001}, good on {210}, poor on {010}
1.10 Mohs Hardness
1.11 Chemical Composition
Not Available
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references