Rhodolite and Phlogopite Physical Properties

Rhodolite

Phlogopite

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1 Physical Properties

1.1 Tenacity

Not Available

Tough

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.842.78-2.85

1 7.18

1.5 Fracture

Conchoidal

None, Uneven

1.6 Cleavage

none, may show indistinct parting

Perfect basal (001)

1.7 Mohs Hardness

7-7.52-2.5

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

Not Available

Rhodolite and Phlogopite Chemical Formula

While comparing Rhodolite and Phlogopite 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 Rhodolite and Phlogopite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Rhodolite and Phlogopite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.