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Blue spinel and Ludlamite Physical Properties


Ludlamite and Blue spinel Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
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Not Available   

Durability
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Not Available   

Specific Gravity
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3.1-3.2   

Fracture
Not Available   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
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Vitreous, pearly on cleavage   

Mohs Hardness
Not Available   
3-4   

Chemical Composition
Not Available   
(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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Blue spinel and Ludlamite Chemical Formula

While comparing Blue spinel 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 Blue spinel and Ludlamite chemical formula.

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Blue spinel and Ludlamite Specific Gravity

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

Blue Gemstones

Blue Gemstones


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