Jelly Opal and Forsterite Physical Properties

Jelly Opal

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

1.98-2.503.23-3.26

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Not Available

Perfect on {010} imperfect on {100}

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

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

Jelly Opal and Forsterite Chemical Formula

While comparing Jelly Opal 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 Jelly Opal and Forsterite chemical formula.

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

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Jelly Opal and Forsterite Specific Gravity

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