Cobaltite and Chalcedony Physical Properties

Cobaltite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

6.32.55-2.70

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

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

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

Absent

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

SiO₂

Cobaltite and Chalcedony Chemical Formula

While comparing Cobaltite and Chalcedony 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 Chalcedony chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Chalcedony- SiO₂

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Cobaltite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.