Precious Opal and Chondrodite Physical Properties

Precious Opal

Chondrodite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.253.10-3.20

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Not Available

Poor to good on (001)

1.7 Mohs Hardness

5-6.56-6.5

2 10

1.8 Chemical Composition

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

(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Precious Opal and Chondrodite Chemical Formula

While comparing Precious Opal and Chondrodite 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 Chondrodite chemical formula.

Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Compare Blue Gemstones

Precious Opal Vs Sard

Precious Opal Vs Sardonyx

Precious Opal Vs Sapphire

Precious Opal and Chondrodite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Chondrodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Chondrodite Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 3.10-3.20 whereas that of Chondrodite is 3.10-3.20.