Topaz and Bloodstone Physical Properties

Topaz

Bloodstone

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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

3.49-3.572.63-2.65

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

[001] Perfect

Indiscernible

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al₂SiO₄(F,OH)₂

SiO₂

Topaz and Bloodstone Chemical Formula

While comparing Topaz and Bloodstone 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 Topaz and Bloodstone chemical formula.

Chemical formula of Topaz- Al₂SiO₄(F,OH)₂
Chemical formula of Bloodstone- SiO₂

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Topaz and Bloodstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Bloodstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Bloodstone Optical Properties during the identification of gemstone. Specific gravity of Topaz is 2.63-2.65 whereas that of Bloodstone is 2.63-2.65.