Sardonyx and Cobaltite Physical Properties

Sardonyx

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

2.55-2.706.3

1 7.18

1.5 Fracture

Not Available

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

6.5-75.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

CoAsSAnthony et al , Handbook of mineralogy (2001)

Sardonyx and Cobaltite Chemical Formula

While comparing Sardonyx 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 Sardonyx and Cobaltite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

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Sardonyx and Cobaltite Specific Gravity

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