Hibonite and Rutile Physical Properties

Hibonite

Rutile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.844.20-4.30

1 7.18

1.5 Fracture

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

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{0001} good, {10 1 0} parting

{110} good, 100 moderate, parting on {092} and {011}

1.7 Mohs Hardness

7.5-86-6.5

2 10

1.8 Chemical Composition

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

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Hibonite and Rutile Chemical Formula

While comparing Hibonite and Rutile 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 Rutile chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Hibonite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibonite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.