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Mother of Pearl
Mother of Pearl

Agate Opal
Agate Opal



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Mother of Pearl
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Agate Opal
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
2.65-2.871.98-2.50
Amber
1 7.18
2.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001)
2.6 Cleavage
Not Available
Not Available
2.7 Mohs Hardness
2.5-4.55.5-6.5
Amber
2 10
2.2 Chemical Composition
Not Available
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)