Hibonite and Lapis lazuli Physical Properties

Hibonite

Lapis lazuli

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.842.50-3.00

1 7.18

1.5 Fracture

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

Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{0001} good, {10 1 0} parting

3,6

1.7 Mohs Hardness

7.5-85.5

2 10

1.8 Chemical Composition

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

The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)₈Al₆Si₆O₂₄(S,SO)₄

Hibonite and Lapis lazuli Chemical Formula

While comparing Hibonite and Lapis lazuli 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 Lapis lazuli chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Chemical formula of Lapis lazuli- The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)₈Al₆Si₆O₂₄(S,SO)₄

Compare Blue Gemstones

Hibonite Vs Lazurite

Hibonite Vs Lazulite

Hibonite Vs Linarite

Hibonite and Lapis lazuli Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibonite and Lapis lazuli Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Lapis lazuli Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 2.50-3.00 whereas that of Lapis lazuli is 2.50-3.00.