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Ludlamite and Hodgkinsonite Physical Properties


Hodgkinsonite 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   
4.06-4.08   

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

Cleavage
Vitreous, pearly on cleavage   
{???} Perfect   

Mohs Hardness
3-4   
4.5-5   

Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Mn2+ Zn 2SiO 4(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Ludlamite and Hodgkinsonite Chemical Formula

While comparing Ludlamite and Hodgkinsonite 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 Hodgkinsonite chemical formula.

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Ludlamite and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.

Green Gemstones

Green Gemstones


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