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Riebeckite
Riebeckite

Phlogopite
Phlogopite



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Riebeckite
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Phlogopite

Riebeckite and Phlogopite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Tough
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.28-3.442.78-2.85
Amber
1 7.18
1.5 Fracture
Uneven, Splintery, Brittle
None, Uneven
1.6 Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Perfect basal (001)
1.7 Mohs Hardness
5.0-6.02-2.5
Amber
2 10
1.8 Chemical Composition
Not Available
Not Available

Riebeckite and Phlogopite Chemical Formula

While comparing Riebeckite 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 Riebeckite and Phlogopite chemical formula.

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Riebeckite and Phlogopite Specific Gravity

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