Calcite and Variscite Physical Properties

Calcite

Variscite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.67-2.73

2.42-2.58

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

1.6 Cleavage

Perfect on [10 1 1] three directions with angle of 74° 55

[010] perfect

1.7 Mohs Hardness

4-5

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

AlPO₄ · 2(H₂O)

Calcite and Variscite Chemical Formula

While comparing Calcite and Variscite 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 Calcite and Variscite chemical formula.

Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Variscite- AlPO₄ · 2(H₂O)

Compare Gems for Cancer » More

Calcite Vs Ruby

Calcite Vs Pearl

Calcite Vs Opal

More Compare Gems for Cancer

Calcite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Calcite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Calcite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Calcite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.