Bayldonite and Topaz Physical Properties

Bayldonite

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

5.503.49-3.57

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

None

[001] Perfect

1.7 Mohs Hardness

4.58

2 10

1.8 Chemical Composition

(Cu,Zn)3Pb(AsO3OH)2(OH)2

Al₂SiO₄(F,OH)₂

Bayldonite and Topaz Chemical Formula

While comparing Bayldonite 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 Bayldonite and Topaz chemical formula.

Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2
Chemical formula of Topaz- Al₂SiO₄(F,OH)₂

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Bayldonite and Topaz Specific Gravity

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