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Serandite and Ludlamite Physical Properties


Ludlamite and Serandite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.52   
3.1-3.2   

Fracture
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001)   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
{100} Perfect, {001} Perfect   
Vitreous, pearly on cleavage   

Mohs Hardness
5-5.5   
3-4   

Chemical Composition
Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael O’Donoghue , Gems, Sixth Edition (2006)   
(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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Serandite and Ludlamite Chemical Formula

While comparing Serandite 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 Serandite and Ludlamite chemical formula.

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Serandite and Ludlamite Specific Gravity

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

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