Precious Opal and Tremolite Physical Properties

Precious Opal

Tremolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.252.95-3.07

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {110} at 56° and 124°; partings on {010} and {100}

1.7 Mohs Hardness

5-6.55-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Precious Opal and Tremolite Chemical Formula

While comparing Precious Opal and Tremolite 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 Precious Opal and Tremolite chemical formula.

Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
Chemical formula of Tremolite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Compare Blue Gemstones

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Precious Opal Vs Sardonyx

Precious Opal Vs Sard

Precious Opal and Tremolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Tremolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Tremolite Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 2.95-3.07 whereas that of Tremolite is 2.95-3.07.