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Pyrophyllite
Pyrophyllite
☒

Swiss blue topaz
Swiss blue topaz
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Pyrophyllite
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Swiss blue topaz

Pyrophyllite and Swiss blue topaz Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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2.65-2.90
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{001} Perfect
-9999
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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-
-9999
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Indiscernible
-9999
Al2SiO4(F,OH)2

Pyrophyllite and Swiss blue topaz Chemical Formula

While comparing Pyrophyllite and Swiss blue topaz physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Pyrophyllite and Swiss blue topaz chemical formula.

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Pyrophyllite and Swiss blue topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Swiss blue topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite Vs Swiss blue topaz during the identification of gemstone. Specific gravity of Pyrophyllite is whereas that of Swiss blue topaz is .