Amblygonite and Variscite Physical Properties

Amblygonite

Variscite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.102.42-2.58

1 7.18

1.5 Fracture

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

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

1.6 Cleavage

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

[010] perfect

1.7 Mohs Hardness

64-5

2 10

1.8 Chemical Composition

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

AlPO₄ · 2(H₂O)

Amblygonite and Variscite Chemical Formula

While comparing Amblygonite and Variscite 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 Variscite 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 Variscite- AlPO₄ · 2(H₂O)

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Amblygonite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.