Agate Opal and Forsterite Physical Properties

Agate 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, Gemstones of the world (2001)

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

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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

Agate Opal and Forsterite Chemical Formula

While comparing Agate 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 Agate Opal and Forsterite chemical formula.

Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Gems Found In Africa

Agate Opal Vs Anthophyllite

Agate Opal Vs Anorthite

Agate Opal Vs Anorthoclase

Agate Opal and Forsterite Specific Gravity

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