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Astrophyllite
Astrophyllite

White topaz
White topaz



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Astrophyllite
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White topaz

Astrophyllite and White topaz Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.2-3.4
Uneven
Perfect on [001] imperfect on [100]
3
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
 
-
-
-
-9999
-
Indiscernible
-9999
Al2SiO4(F,OH)2

Astrophyllite and White topaz Chemical Formula

While comparing Astrophyllite and White 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 Astrophyllite and White topaz chemical formula.

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Astrophyllite and White topaz Specific Gravity

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