Amblygonite and Emerald Physical Properties

Amblygonite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

2.98-3.102.67-2.78

1 7.18

1.5 Fracture

Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

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

Imperfect on the [0001]

1.7 Mohs Hardness

67.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Amblygonite and Emerald Chemical Formula

While comparing Amblygonite and Emerald 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 Emerald 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 Emerald- Be₃Al₂SiO₆

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Amblygonite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.