Amazonite and Cancrinite Physical Properties

Amazonite

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

2.55-2.572.42-2.52

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

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

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Cancrinite Chemical Formula

While comparing Amazonite 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 Amazonite and Cancrinite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
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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Amazonite and Cancrinite Specific Gravity

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