Natrolite and Celestine Physical Properties

Natrolite

Celestine

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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

2.20-2.263.90-4.00

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Gemstones (2009)

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

1.6 Cleavage

Perfect on {110}

Perfect on {001}, good on {210}, poor on {010}

1.7 Mohs Hardness

5-5.53-3.5

2 10

1.8 Chemical Composition

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

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Natrolite and Celestine Chemical Formula

While comparing Natrolite and Celestine 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 Celestine 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 Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Natrolite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Natrolite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Natrolite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Natrolite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.