Kurnakovite and Boulder Opal Physical Properties

Kurnakovite

Boulder Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.847-1.8521.98-2.25

1 7.18

1.5 Fracture

Brittle, Conchoidal

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

1.6 Cleavage

Poor to indistinct on {010}

Not Available

1.7 Mohs Hardness

2-35-6.5

2 10

1.8 Chemical Composition

Not Available

SiO 2 + H 2OUlrich Henn and Claudio C.

Kurnakovite and Boulder Opal Chemical Formula

While comparing Kurnakovite and Boulder 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 Kurnakovite and Boulder Opal chemical formula.

Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Kurnakovite and Boulder Opal Specific Gravity

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