Phlogopite and Jadeite Physical Properties

Phlogopite

Jadeite

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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

2.78-2.853.28-3.38

1 7.18

1.5 Fracture

None, Uneven

Splintery, UnevenArthur Thomas, Difficult, Fibrous

1.6 Cleavage

Perfect basal (001)

Good on [110]

1.7 Mohs Hardness

2-2.56.5-7

2 10

1.8 Chemical Composition

Not Available

NaAlSi 2O 6Ulrich Henn and Claudio C.

Phlogopite and Jadeite Chemical Formula

While comparing Phlogopite and Jadeite 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 Jadeite chemical formula.

Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.

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Phlogopite and Jadeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phlogopite and Jadeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phlogopite and Jadeite Optical Properties during the identification of gemstone. Specific gravity of Phlogopite is 3.28-3.38 whereas that of Jadeite is 3.28-3.38.