×

Variscite
Variscite

Austinite
Austinite



ADD
Compare
X
Variscite
X
Austinite

Variscite and Austinite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Easily soluble in cold dilute HCl

Durability

-
-

Specific Gravity

2.42-2.584.12
1 7.18
👆🏻

Fracture

Conchoidal, Splintery, ConchoidalWalter Schumann
Uneven

Cleavage

[010] perfect
Good in two directions parallel to the prism faces {110}

Mohs Hardness

4-54-4.5
2 10
👆🏻

Chemical Composition

AlPO4 · 2(H2O)
CaZn(AsO4)(OH)

Variscite and Austinite Chemical Formula

While comparing Variscite 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 Variscite and Austinite chemical formula.

  • Chemical formula of Variscite- AlPO4 · 2(H2O)
  • Chemical formula of Austinite- CaZn(AsO4)(OH)

Variscite and Austinite Specific Gravity

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