Amblygonite and Malachite Physical Properties

Amblygonite

Malachite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.98-3.103.25-4.10

1 7.18

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Fracture

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

Conchoidal, Uneven

Cleavage

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

Perfect on { 2 01} fair on {010}

Mohs Hardness

63.5-4

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

Cu₂CO₃(OH)₂

Amblygonite and Malachite Chemical Formula

While comparing Amblygonite and Malachite 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 Malachite 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 Malachite- Cu₂CO₃(OH)₂

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Amblygonite and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.