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Ludlamite and Hibonite Physical Properties


Hibonite and Ludlamite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.1-3.2   
3.84   

Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Vitreous, pearly on cleavage   
{0001} good, {10 1 0} parting   

Mohs Hardness
3-4   
7.5-8   

Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Ca,Ce)(Al,Ti,Mg)12O19   

Optical Properties >>
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Ludlamite and Hibonite Chemical Formula

While comparing Ludlamite 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 Ludlamite and Hibonite chemical formula.

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Ludlamite and Hibonite Specific Gravity

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

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Green Gemstones


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