Williamsite and Sanidine Physical Properties

Williamsite

Sanidine

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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

2.51-2.632.54-2.61

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Not Available

{001} Perfect, {010} Good

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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

Williamsite and Sanidine Chemical Formula

While comparing Williamsite and Sanidine 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 Williamsite and Sanidine chemical formula.

Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Williamsite and Sanidine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Williamsite and Sanidine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Williamsite and Sanidine Optical Properties during the identification of gemstone. Specific gravity of Williamsite is 2.54-2.61 whereas that of Sanidine is 2.54-2.61.