Creedite and Cancrinite Physical Properties

Creedite

Cancrinite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.702.42-2.52

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

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

1.6 Cleavage

Perfect on {100}

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

1.7 Mohs Hardness

4.55-6

2 10

1.8 Chemical Composition

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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

Creedite and Cancrinite Chemical Formula

While comparing Creedite 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 Creedite and Cancrinite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Cancrinite- Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references

Compare Colorless Gems

Creedite Vs Diaspore

Creedite Vs Dravite

Creedite Vs Diopside

Creedite and Cancrinite Specific Gravity

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