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Hackmanite
Hackmanite

Ludlamite
Ludlamite



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Hackmanite
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Ludlamite

Hackmanite and Ludlamite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.27-2.33
-
Perfect
5.5-6
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
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

Hackmanite and Ludlamite Chemical Formula

While comparing Hackmanite 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 Hackmanite and Ludlamite chemical formula.

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Hackmanite and Ludlamite Specific Gravity

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