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Simpsonite
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Spessartine
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Gemstones
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X
Simpsonite
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Spessartine
Simpsonite
Spessartine
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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
Conchoidal
None
7-7.5
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
-
-
-
4.12-4.18
Conchoidal
{???} Distinct
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
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Gems Found In Australia
Stichtite
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Precious Opal
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Petalite
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Spessartine Vs Jelly Opal
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Spessartine Vs Wood Opal
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Spessartine Vs Halite
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