Iddingsite and Hibonite Physical Properties

Iddingsite

Hibonite

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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

2.5-2.83.84

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{???} Perfect

{0001} good, {10 1 0} parting

1.7 Mohs Hardness

37.5-8

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

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

Iddingsite and Hibonite Chemical Formula

While comparing Iddingsite 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 Iddingsite and Hibonite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Iddingsite and Hibonite Specific Gravity

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