Colemanite and Nosean Physical Properties

Colemanite

Nosean

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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

2.40-2.422.30-2.40

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

{010} Perfect, {001} Distinct

{110} Perfect

1.7 Mohs Hardness

4.5Not Available

2 10

1.8 Chemical Composition

Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Colemanite and Nosean Chemical Formula

While comparing Colemanite and Nosean 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 Colemanite and Nosean chemical formula.

Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Colorless Gems

Colemanite Vs Diaspore

Colemanite Vs Datolite

Colemanite Vs Cubic Zirconia

Colemanite and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.