Sanidine and Calcite Physical Properties

Sanidine

Calcite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.54-2.612.67-2.73

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

{001} Perfect, {010} Good

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

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

CaCO 3Ulrich Henn and Claudio C.

Sanidine and Calcite Chemical Formula

While comparing Sanidine and Calcite 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 Sanidine and Calcite chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.

Compare Blue Gemstones

Sanidine Vs Serendibite

Sanidine Vs Shattuckite

Sanidine Vs Sillimanite

Sanidine and Calcite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Calcite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Calcite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 2.67-2.73 whereas that of Calcite is 2.67-2.73.