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Marble
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Wood Opal
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Gemstones
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Marble
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Wood Opal
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Wood Opal
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Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
Physical Properties
Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
-
-
-
-9999
-
None
-9999
CaCO3
-
-
-
1.98-2.50
-
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
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Marble Vs Pargasite
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Narsarsukite
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Omphacite
Pargasite
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Pumpellyite
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Pyromorphite
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Wood Opal Vs Musgravite
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Wood Opal Vs Narsarsukite
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Wood Opal Vs Nephrite
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Benefits