Forsterite and Pyrope Garnet Physical Properties

Forsterite

Pyrope Garnet

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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

3.23-3.263.5-3.6

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect on {010} imperfect on {100}

None

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

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

Mg₃Al₂Si₃O₁₂

Forsterite and Pyrope Garnet Chemical Formula

While comparing Forsterite and Pyrope Garnet 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 Forsterite and Pyrope Garnet chemical formula.

Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pyrope Garnet- Mg₃Al₂Si₃O₁₂

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Forsterite and Pyrope Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Forsterite and Pyrope Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Forsterite and Pyrope Garnet Optical Properties during the identification of gemstone. Specific gravity of Forsterite is 3.5-3.6 whereas that of Pyrope Garnet is 3.5-3.6.