Pearl and Cobaltite Physical Properties

Pearl

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

2.60-2.856.3

1 7.18

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

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

none

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

1.7 Mohs Hardness

2.5-4.55.5

2 10

1.8 Chemical Composition

Not Available

CoAsSAnthony et al , Handbook of mineralogy (2001)

Pearl and Cobaltite Chemical Formula

While comparing Pearl 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 Pearl and Cobaltite chemical formula.

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

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Pearl Vs Prase Opal

Pearl and Cobaltite Specific Gravity

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