Prase Opal and Cobaltite Physical Properties

Prase Opal

Cobaltite

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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

1.98-2.256.3

1 7.18

1.5 Fracture

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

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

1.6 Cleavage

Not Available

{100} Good, {010} Good, {001} Good

1.7 Mohs Hardness

5-6.55.5

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

CoAsSAnthony et al , Handbook of mineralogy (2001)

Prase Opal and Cobaltite Chemical Formula

While comparing Prase Opal and Cobaltite 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 Prase Opal and Cobaltite chemical formula.

Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Prase Opal Vs Sard

Prase Opal Vs Sapphire

Prase Opal Vs Sanidine

Prase Opal and Cobaltite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Cobaltite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Cobaltite Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 6.3 whereas that of Cobaltite is 6.3.