Augite and Amblygonite Physical Properties

Augite

Amblygonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.19-3.562.98-3.10

1 7.18

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Fracture

Uneven, Conchoidal

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

Cleavage

{110} Perfect, {010} Indistinct

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

Mohs Hardness

5.5-66

2 10

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Chemical Composition

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

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

Augite and Amblygonite Chemical Formula

While comparing Augite 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 Augite and Amblygonite chemical formula.

Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
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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Augite and Amblygonite Specific Gravity

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