Cobaltite and Sard Physical Properties

Cobaltite

Sard

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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

6.32.58-2.63

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

SiO 2Ulrich Henn and Claudio C.

Cobaltite and Sard Chemical Formula

While comparing Cobaltite and Sard 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 Cobaltite and Sard chemical formula.

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

Compare Gems Found in America

Cobaltite Vs Diopside

Cobaltite Vs Diamond

Cobaltite Vs Datolite

Cobaltite and Sard Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Sard Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Sard Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.58-2.63 whereas that of Sard is 2.58-2.63.