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Alexandrite
Alexandrite

Blue Beryl Maxixe
Blue Beryl Maxixe



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Alexandrite
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Blue Beryl Maxixe
1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.3 Solubility
Not Available
Not Available
1.7 Durability
Not Available
Not Available
1.11 Specific Gravity
3.69-3.812.60-2.90
Amber
1 7.18
1.4 Fracture
Not Available
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.5 Cleavage
1,1 ; 3,2.
Not Available
1.6 Mohs Hardness
8.57.5-8
Amber
2 10
2.5 Chemical Composition
BeAl 2 O 4
Be 3Al 2Si 6O 18Ulrich Henn and Claudio C.