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Adamite
Adamite

Alabaster
Alabaster



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Adamite
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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.32-4.482.30
Amber
1 7.18
1.5 Fracture
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
Not Available
1.6 Cleavage
{101}, good; {010}, poor
Not Available
1.7 Mohs Hardness
3.52
Amber
2 10
1.8 Chemical Composition
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)