Jet lignite and Precious Opal Physical Properties

Jet lignite

Precious 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

1.30-1.341.98-2.25

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references

1.6 Cleavage

Not Available

1.7 Mohs Hardness

2.55-6.5

2 10

1.8 Chemical Composition

Not Available

SiO 2 · nH 2OGemdat.org , Management Team (2012)

Jet lignite and Precious Opal Chemical Formula

While comparing Jet lignite and Precious 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 Jet lignite and Precious Opal chemical formula.

Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

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Jet lignite and Precious Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jet lignite and Precious Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jet lignite and Precious Opal Optical Properties during the identification of gemstone. Specific gravity of Jet lignite is 1.98-2.25 whereas that of Precious Opal is 1.98-2.25.