1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.4 Solubility
Not Available
Not Available
1.7 Durability
Not Available
Not Available
1.9 Specific Gravity
1.10 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.11 Cleavage
perfect along {110}.
Not Available
1.12 Mohs Hardness
1.13 Chemical Composition
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.