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Langbeinite and Ludlamite Physical Properties


Ludlamite and Langbeinite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Slowly dissolves in water   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
3.1-3.2   

Fracture
Conchoidal, Brittle   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
None   
Vitreous, pearly on cleavage   

Mohs Hardness
3.5-4   
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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Langbeinite and Ludlamite Chemical Formula

While comparing Langbeinite 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 Langbeinite and Ludlamite chemical formula.

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Langbeinite and Ludlamite Specific Gravity

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

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Green Gemstones


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