Natrolite and Cobaltite Physical Properties

Natrolite

Cobaltite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.266.3

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, 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

Perfect on {110}

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

1.7 Mohs Hardness

5-5.55.5

2 10

1.8 Chemical Composition

Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

CoAsSAnthony et al , Handbook of mineralogy (2001)

Natrolite and Cobaltite Chemical Formula

While comparing Natrolite 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 Natrolite and Cobaltite chemical formula.

Chemical formula of Natrolite- Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

Compare White Gemstones

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Natrolite and Cobaltite Specific Gravity

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