Sanidine and Poldervaartite Physical Properties

Sanidine

Poldervaartite

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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

2.54-2.612.91

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Handbook of mineralogy (2001)

1.6 Cleavage

{001} Perfect, {010} Good

None

1.7 Mohs Hardness

6Not Available

2 10

1.8 Chemical Composition

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

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Sanidine and Poldervaartite Chemical Formula

While comparing Sanidine and Poldervaartite 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 Poldervaartite chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Compare Blue Gemstones

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Sanidine Vs Shattuckite

Sanidine and Poldervaartite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 2.91 whereas that of Poldervaartite is 2.91.