Moissanite and Crystal Opal Physical Properties

Moissanite

Crystal Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.17-3.241.97-2.22

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

(0001) indistinct

Not Available

1.7 Mohs Hardness

9-9.55.5-6.5

2 10

1.8 Chemical Composition

SiCArthur Thomas , Gemstones (2009)

SiO 2 + H 2OUlrich Henn and Claudio C.

Moissanite and Crystal Opal Chemical Formula

While comparing Moissanite 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 Moissanite and Crystal Opal chemical formula.

Chemical formula of Moissanite- SiCArthur Thomas , Gemstones (2009)
Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Green Gemstones

Moissanite Vs Nuummite

Moissanite Vs Narsarsukite

Moissanite Vs Nephrite

Moissanite and Crystal Opal Specific Gravity

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