Amblygonite and Sylvite Physical Properties

Amblygonite

Sylvite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.101.993

1 7.18

1.5 Fracture

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

Uneven, Brittle

1.6 Cleavage

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

Perfect on [100], [010], [001]

1.7 Mohs Hardness

62.5

2 10

1.8 Chemical Composition

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

Not Available

Amblygonite and Sylvite Chemical Formula

While comparing Amblygonite and Sylvite 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 Sylvite chemical formula.

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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Amblygonite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 1.993 whereas that of Sylvite is 1.993.