Lepidolite and Cobaltite Physical Properties

Lepidolite

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

2.80-2.906.3

1 7.18

1.5 Fracture

Uneven, UnevenArthur 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

{001} perfect

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

1.7 Mohs Hardness

2.55.5

2 10

1.8 Chemical Composition

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

CoAsSAnthony et al , Handbook of mineralogy (2001)

Lepidolite and Cobaltite Chemical Formula

While comparing Lepidolite 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 Lepidolite and Cobaltite chemical formula.

Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

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Lepidolite and Cobaltite Specific Gravity

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