Verdite and Austinite Physical Properties

Verdite

Austinite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Easily soluble in cold dilute HCl

1.3 Durability

Not Available

1.4 Specific Gravity

2.80-3.04.12

1 7.18

1.5 Fracture

Not Available

Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

{110} Good

Good in two directions parallel to the prism faces {110}

1.7 Mohs Hardness

34-4.5

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

CaZn(AsO4)(OH)

Verdite and Austinite Chemical Formula

While comparing Verdite and Austinite 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 Verdite and Austinite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Austinite- CaZn(AsO4)(OH)

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Verdite Vs Yttrium Aluminium Garnet

Verdite and Austinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Austinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Austinite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 4.12 whereas that of Austinite is 4.12.