1 Physical Properties
1.1 Tenacity
1.4 Solubility
Not Available
Not Available
1.7 Durability
Not Available
Not Available
1.9 Specific Gravity
3.28-3.442.90-3.20
1
7.18
1.17 Fracture
Uneven, Splintery, Brittle
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
1.18 Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Not Available
1.19 Mohs Hardness
1.20 Chemical Composition
Not Available
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.