Emerald and Thomsonite Physical Properties

Emerald

Thomsonite

Thomsonite and Emerald Physical Properties

Physical Properties

Tenacity

Not Available

Solubility

Not Available

Durability

Hard

Not Available

Specific Gravity

2.67-2.78

2.25-2.40

Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Cleavage

Imperfect on the [0001]

perfect on {010}; good on {100}

Mohs Hardness

7.5-8

5-5.5

Chemical Composition

Be₃Al₂SiO₆

NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties >>

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Emerald and Thomsonite Chemical Formula

While comparing Emerald and Thomsonite 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 Emerald and Thomsonite chemical formula.

Chemical formula of Emerald- Be₃Al₂SiO₆
Chemical formula of Thomsonite- NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Emerald and Thomsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Thomsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Thomsonite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.25-2.40 whereas that of Thomsonite is 2.25-2.40.