Amblygonite and Thulite Physical Properties

Amblygonite

Thulite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.98-3.103.1

1 7.18

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Fracture

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

Uneven, Conchoidal

Cleavage

[100] Perfect, [110] Good, [011] Distinct

Perfect {010} imperfect {100}

Mohs Hardness

66-7

2 10

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Chemical Composition

(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Ca₂Al₃(SiO₄)₃(OH)

Amblygonite and Thulite Chemical Formula

While comparing Amblygonite and Thulite 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 Amblygonite and Thulite chemical formula.

Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)

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Amblygonite and Thulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Thulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Thulite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 3.1 whereas that of Thulite is 3.1.