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
3.52-3.542.55-2.63
1
7.18
2.5 Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, Gems
2.6 Cleavage
Not Available
{001} Perfect, {010} Good
2.7 Mohs Hardness
1.13 Chemical Composition
CaTiSiO 5Ulrich Henn and Claudio C.
KAlSi 3O 8Arthur Thomas , Gemstones (2009)