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Eilat stone
Eilat stone

Austinite
Austinite



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Eilat stone
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Austinite

Eilat stone and Austinite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Easily soluble in cold dilute HCl

Durability

-
-

Specific Gravity

-99994.12
1 7.18
👆🏻

Fracture

-
Uneven

Cleavage

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

Mohs Hardness

-99994-4.5
2 10
👆🏻

Chemical Composition

Cu3(PO4)(OH)3
CaZn(AsO4)(OH)

Eilat stone and Austinite Chemical Formula

While comparing Eilat stone 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 Eilat stone and Austinite chemical formula.

  • Chemical formula of Eilat stone- Cu3(PO4)(OH)3
  • Chemical formula of Austinite- CaZn(AsO4)(OH)

Eilat stone and Austinite Specific Gravity

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