1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.4 Solubility
Not Available
Not Available
1.6 Durability
Not Available
Not Available
1.8 Specific Gravity
2.55-2.703.63-3.79
1
7.18
1.13 Fracture
Not Available
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.14 Cleavage
1.15 Mohs Hardness
1.16 Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references