Austinite and Plumbogummite Physical Properties

Austinite

Plumbogummite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Easily soluble in cold dilute HCl

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.124.014

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Uneven, Conchoidal

1.6 Cleavage

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

None

1.7 Mohs Hardness

4-4.54-5

2 10

1.8 Chemical Composition

CaZn(AsO4)(OH)

Not Available

Austinite and Plumbogummite Chemical Formula

While comparing Austinite and Plumbogummite 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 Austinite and Plumbogummite chemical formula.

Chemical formula of Austinite- CaZn(AsO4)(OH)

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Austinite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Austinite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Austinite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Austinite is 4.014 whereas that of Plumbogummite is 4.014.