Tigers Eye and Austinite Physical Properties

Tigers Eye

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

2.58-2.644.12

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

Indiscernible

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

1.7 Mohs Hardness

6.5-74-4.5

2 10

1.8 Chemical Composition

SiO₂

CaZn(AsO4)(OH)

Tigers Eye and Austinite Chemical Formula

While comparing Tigers Eye 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 Tigers Eye and Austinite chemical formula.

Chemical formula of Tigers Eye- SiO₂
Chemical formula of Austinite- CaZn(AsO4)(OH)

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Tigers Eye and Austinite Specific Gravity

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