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Tortoiseshell
Tortoiseshell

Ludlamite
Ludlamite



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Tortoiseshell
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Ludlamite

Tortoiseshell and Ludlamite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.25-1.35
-
None
-9999
-
 
-
-
-
3.1-3.2
-
Vitreous, pearly on cleavage
3-4
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Tortoiseshell and Ludlamite Chemical Formula

While comparing Tortoiseshell 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 Tortoiseshell and Ludlamite chemical formula.

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Tortoiseshell and Ludlamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tortoiseshell and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tortoiseshell Vs Ludlamite during the identification of gemstone. Specific gravity of Tortoiseshell is whereas that of Ludlamite is .