Sanidine and Boulder Opal Physical Properties

Sanidine

Boulder Opal

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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

2.54-2.611.98-2.25

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{001} Perfect, {010} Good

Not Available

1.7 Mohs Hardness

65-6.5

2 10

1.8 Chemical Composition

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

SiO 2 + H 2OUlrich Henn and Claudio C.

Sanidine and Boulder Opal Chemical Formula

While comparing Sanidine and Boulder Opal 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 Boulder Opal chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

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Sanidine Vs Shattuckite

Sanidine Vs Serendibite

Sanidine and Boulder Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Boulder Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Boulder Opal Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 1.98-2.25 whereas that of Boulder Opal is 1.98-2.25.