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Powellite
Mexican fire opal
Mexican fire opal and Powellite Physical Properties
Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.23
Not Available
Fracture
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Not Available
Cleavage
{111} Distinct
Not Available
Mohs Hardness
3.5-4
Not Available
Chemical Composition
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
Optical Properties >>
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