Emerald and Amblygonite Physical Properties

Emerald

Amblygonite

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Physical Properties

Tenacity

Solubility

Durability

Hard

Specific Gravity

2.67-2.782.98-3.10

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

Cleavage

Imperfect on the [0001]

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

Mohs Hardness

7.5-86

2 10

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Chemical Composition

Be₃Al₂SiO₆

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

Emerald and Amblygonite Chemical Formula

While comparing Emerald and Amblygonite 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 Amblygonite chemical formula.

Chemical formula of Emerald- Be₃Al₂SiO₆
Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Emerald and Amblygonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Amblygonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Amblygonite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.98-3.10 whereas that of Amblygonite is 2.98-3.10.