Phlogopite and Stolzite Physical Properties

Phlogopite

Stolzite

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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

2.78-2.852

1 7.18

1.5 Fracture

None, Uneven

Conchoidal, Uneven, Brittle

1.6 Cleavage

Perfect basal (001)

Imperfect on {001}, indistinct on {011}

1.7 Mohs Hardness

2-2.52.5-3

2 10

1.8 Chemical Composition

Not Available

Phlogopite and Stolzite Chemical Formula

While comparing Phlogopite and Stolzite 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 Stolzite chemical formula.

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Phlogopite and Stolzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phlogopite and Stolzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phlogopite and Stolzite Optical Properties during the identification of gemstone. Specific gravity of Phlogopite is 2 whereas that of Stolzite is 2.