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Hibschite and Ludlamite Physical Properties


Ludlamite and Hibschite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.05-3.08   
3.1-3.2   

Fracture
Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
None   
Vitreous, pearly on cleavage   

Mohs Hardness
6.5   
3-4   

Chemical Composition
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)   
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Hibschite and Ludlamite Chemical Formula

While comparing Hibschite and Ludlamite 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 Hibschite and Ludlamite chemical formula.

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Hibschite and Ludlamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibschite and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibschite and Ludlamite Optical Properties during the identification of gemstone. Specific gravity of Hibschite is 3.1-3.2 whereas that of Ludlamite is 3.1-3.2.

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