Austinite and Shattuckite Physical Properties

Austinite

Shattuckite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Easily soluble in cold dilute HCl

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.123.80-4.15

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

perfect along [010] and [100]

1.7 Mohs Hardness

4-4.53.5-4

2 10

1.8 Chemical Composition

CaZn(AsO4)(OH)

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Austinite and Shattuckite Chemical Formula

While comparing Austinite and Shattuckite 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 Shattuckite chemical formula.

Chemical formula of Austinite- CaZn(AsO4)(OH)
Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Austinite and Shattuckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Austinite and Shattuckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Austinite and Shattuckite Optical Properties during the identification of gemstone. Specific gravity of Austinite is 3.80-4.15 whereas that of Shattuckite is 3.80-4.15.