Natrolite and Creedite Physical Properties

Natrolite

Creedite

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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

2.20-2.262.70

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Gemstones (2009)

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

1.6 Cleavage

Perfect on {110}

Perfect on {100}

1.7 Mohs Hardness

5-5.54.5

2 10

1.8 Chemical Composition

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

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

Natrolite and Creedite Chemical Formula

While comparing Natrolite and Creedite 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 Creedite 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 Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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Natrolite and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Natrolite and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Natrolite and Creedite Optical Properties during the identification of gemstone. Specific gravity of Natrolite is 2.70 whereas that of Creedite is 2.70.