Piemontite and Amblygonite Physical Properties

Piemontite

Amblygonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available

2.98-3.10

1.5 Fracture

Uneven, Splintery

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

1.6 Cleavage

[001] good, [100] distinct

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

1.7 Mohs Hardness

6-6.5

1.8 Chemical Composition

Not Available

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

Piemontite and Amblygonite Chemical Formula

While comparing Piemontite 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 Piemontite and Amblygonite 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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Piemontite and Amblygonite Specific Gravity

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