Cobaltite and Apophyllite Physical Properties

Cobaltite

Apophyllite

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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

6.32.30-2.50

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, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Perfect on (001)

1.7 Mohs Hardness

5.54.5-5

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Cobaltite and Apophyllite Chemical Formula

While comparing Cobaltite and Apophyllite 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 Apophyllite chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Compare Gems Found in America

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Cobaltite and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.