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Shigaite and Ludlamite Physical Properties


Ludlamite and Shigaite Physical Properties


Physical Properties

Tenacity
Moderately flexible   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.32   
3.1-3.2   

Fracture
Flexible Flexible fragments.   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
Perfect on {0001}   
Vitreous, pearly on cleavage   

Mohs Hardness
2   
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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Shigaite and Ludlamite Chemical Formula

While comparing Shigaite 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 Shigaite and Ludlamite chemical formula.

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Shigaite and Ludlamite Specific Gravity

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

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