Hibonite and Phlogopite Physical Properties

Hibonite

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

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

None, Uneven

1.6 Cleavage

{0001} good, {10 1 0} parting

Perfect basal (001)

1.7 Mohs Hardness

7.5-82-2.5

2 10

1.8 Chemical Composition

(Ca,Ce)(Al,Ti,Mg)12O19

Not Available

Hibonite and Phlogopite Chemical Formula

While comparing Hibonite 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 Hibonite and Phlogopite chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Hibonite and Phlogopite Specific Gravity

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