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Hexagonite
Hexagonite

Ruby
Ruby



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Hexagonite
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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.98-3.033.97-4.05
Amber
1 7.18
1.5 Fracture
Uneven
Conchoidal
1.6 Cleavage
[110] perfect; [010] distinct
No true cleavage
1.7 Mohs Hardness
5-69
Amber
2 10
1.8 Chemical Composition
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Al 2 O 3