Hibonite and Zincite Physical Properties

Hibonite

Zincite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.845.50-5.90

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{0001} good, {10 1 0} parting

On {10 1 0}, perfect; parting on {000 1 }

1.7 Mohs Hardness

7.5-84

2 10

1.8 Chemical Composition

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

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

Hibonite and Zincite Chemical Formula

While comparing Hibonite and Zincite 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 Zincite chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Hibonite and Zincite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibonite and Zincite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Zincite Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 5.50-5.90 whereas that of Zincite is 5.50-5.90.