Phlogopite and Amblygonite Physical Properties

Phlogopite

Amblygonite

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1 Physical Properties

1.1 Tenacity

Tough

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.852.98-3.10

1 7.18

1.5 Fracture

None, Uneven

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

1.6 Cleavage

Perfect basal (001)

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

1.7 Mohs Hardness

2-2.56

2 10

1.8 Chemical Composition

Not Available

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

Phlogopite and Amblygonite Chemical Formula

While comparing Phlogopite 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 Phlogopite 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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Phlogopite and Amblygonite Specific Gravity

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