Friedelite and Cobaltite Physical Properties

Friedelite

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

3.06-3.196.3

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

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

{010} Perfect

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

1.7 Mohs Hardness

4-55.5

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

CoAsSAnthony et al , Handbook of mineralogy (2001)

Friedelite and Cobaltite Chemical Formula

While comparing Friedelite 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 Friedelite and Cobaltite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

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Friedelite and Cobaltite Specific Gravity

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