Amblygonite and Sardonyx Physical Properties

Amblygonite

Sardonyx

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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

2.98-3.102.55-2.70

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

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

SiO 2Ulrich Henn and Claudio C.

Amblygonite and Sardonyx Chemical Formula

While comparing Amblygonite and Sardonyx 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 Sardonyx 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 Sardonyx- SiO 2Ulrich Henn and Claudio C.

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Amblygonite and Sardonyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Sardonyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Sardonyx Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.55-2.70 whereas that of Sardonyx is 2.55-2.70.