Phlogopite and Piemontite Physical Properties

Phlogopite

Piemontite

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1 Physical Properties

1.1 Tenacity

Tough

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.85

Not Available

1.5 Fracture

None, Uneven

Uneven, Splintery

1.6 Cleavage

Perfect basal (001)

[001] good, [100] distinct

1.7 Mohs Hardness

2-2.5

6-6.5

1.8 Chemical Composition

Not Available

Phlogopite and Piemontite Chemical Formula

While comparing Phlogopite and Piemontite 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 Piemontite chemical formula.

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Phlogopite and Piemontite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phlogopite and Piemontite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phlogopite and Piemontite Optical Properties during the identification of gemstone. Specific gravity of Phlogopite is Not Available whereas that of Piemontite is Not Available.