Cymophane and Topaz Physical Properties

Cymophane

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

3.69-3.813.49-3.57

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

[001] Perfect

1.7 Mohs Hardness

8.58

2 10

1.8 Chemical Composition

BeAl 2O 4Arthur Thomas , Gemstones (2009)

Al₂SiO₄(F,OH)₂

Cymophane and Topaz Chemical Formula

While comparing Cymophane 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 Cymophane and Topaz chemical formula.

Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)
Chemical formula of Topaz- Al₂SiO₄(F,OH)₂

Compare Yellow Gemstones

Cymophane Vs Dravite

Cymophane Vs Elbaite

Cymophane Vs Enstatite

Cymophane and Topaz Specific Gravity

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