Chrysoprase and Cancrinite Physical Properties

Chrysoprase

Cancrinite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.642.42-2.52

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Irregular/uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

None

Perfect on {10 1 0}, poor on {0001}

1.7 Mohs Hardness

6.5-75-6

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references

Chrysoprase and Cancrinite Chemical Formula

While comparing Chrysoprase and Cancrinite 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 Chrysoprase and Cancrinite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Cancrinite- Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Chrysoprase and Cancrinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Cancrinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Cancrinite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 2.42-2.52 whereas that of Cancrinite is 2.42-2.52.