Chlorite group and Topaz Physical Properties

Chlorite group

Topaz

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.6-3.33.49-3.57

1 7.18

1.5 Fracture

Lamellar

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Perfect 001

[001] Perfect

1.7 Mohs Hardness

2-2.58

2 10

1.8 Chemical Composition

Not Available

Al₂SiO₄(F,OH)₂

Chlorite group and Topaz Chemical Formula

While comparing Chlorite group and 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 Chlorite group and Topaz chemical formula.

Chemical formula of Topaz- Al₂SiO₄(F,OH)₂

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Chlorite group and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorite group and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorite group and Topaz Optical Properties during the identification of gemstone. Specific gravity of Chlorite group is 3.49-3.57 whereas that of Topaz is 3.49-3.57.