Chrysoberyl and Hibonite Physical Properties

Chrysoberyl

Hibonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.813.84

1 7.18

1.5 Fracture

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

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

1.6 Cleavage

Distinct on {110}, imperfect on {010}, poor on {001}

{0001} good, {10 1 0} parting

1.7 Mohs Hardness

8.57.5-8

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

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

Chrysoberyl and Hibonite Chemical Formula

While comparing Chrysoberyl and Hibonite 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 Chrysoberyl and Hibonite chemical formula.

Chemical formula of Chrysoberyl- BeAl ₂ O ₄
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Chrysoberyl and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 3.84 whereas that of Hibonite is 3.84.