Gaspeite and Crystal Opal Physical Properties

Gaspeite

Crystal Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.711.97-2.22

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{10 1 1} Good

Not Available

1.7 Mohs Hardness

4.5-55.5-6.5

2 10

1.8 Chemical Composition

(Ni,Mg,Fe++)CO3

SiO 2 + H 2OUlrich Henn and Claudio C.

Gaspeite and Crystal Opal Chemical Formula

While comparing Gaspeite 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 Gaspeite and Crystal Opal chemical formula.

Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Gaspeite and Crystal Opal Specific Gravity

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