Villiaumite and Celestine Physical Properties

Villiaumite

Celestine

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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

2.793.90-4.00

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

{100} Perfect, {010} Perfect, {001} Perfect

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

1.7 Mohs Hardness

23-3.5

2 10

1.8 Chemical Composition

NaFUlrich Henn and Claudio C.

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

Villiaumite and Celestine Chemical Formula

While comparing Villiaumite 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 Villiaumite and Celestine chemical formula.

Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Villiaumite and Celestine Specific Gravity

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