Sanidine and Forsterite Physical Properties

Sanidine

Forsterite

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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

2.54-2.613.23-3.26

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

{001} Perfect, {010} Good

Perfect on {010} imperfect on {100}

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

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

Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Sanidine and Forsterite Chemical Formula

While comparing Sanidine and Forsterite 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 Forsterite chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Sanidine and Forsterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Forsterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Forsterite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 3.23-3.26 whereas that of Forsterite is 3.23-3.26.