Garnet and Crystal Opal Physical Properties

Garnet

Crystal 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

3.55-4.331.97-2.22

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

Indistinct

Not Available

1.7 Mohs Hardness

6.5-7.55.5-6.5

2 10

1.8 Chemical Composition

Garnet is a series of several different minerals with unique chemical formulas.

SiO 2 + H 2OUlrich Henn and Claudio C.

Garnet and Crystal Opal Chemical Formula

While comparing Garnet and Crystal 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 Garnet and Crystal Opal chemical formula.

Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Garnet and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Garnet and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Garnet and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Garnet is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.