Sanidine and Rock Crystal Physical Properties

Sanidine

Rock Crystal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.54-2.612.65

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{001} Perfect, {010} Good

Not Available

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

SiO 2Walter Schumann , Gemstones of the world (2001)

Sanidine and Rock Crystal Chemical Formula

While comparing Sanidine and Rock Crystal 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 Rock Crystal chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

Compare Blue Gemstones

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Sanidine Vs Sillimanite

Sanidine Vs Shattuckite

Sanidine and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 2.65 whereas that of Rock Crystal is 2.65.