Thomsonite and Turquoise Physical Properties

Thomsonite

Turquoise

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.25-2.40

perfect on {010}; good on {100}

5-5.5

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

Soluble

2.30-2.90

Conchoidal

Good to perfect_usually N/A

5-6

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Thomsonite and Turquoise Chemical Formula

While comparing Thomsonite and Turquoise 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 Thomsonite and Turquoise chemical formula.

Chemical formula of Thomsonite- NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Thomsonite and Turquoise Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thomsonite and Turquoise Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thomsonite and Turquoise Optical Properties during the identification of gemstone. Specific gravity of Thomsonite is 2.30-2.90 whereas that of Turquoise is 2.30-2.90.