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Wernerite
Wernerite

Ludlamite
Ludlamite



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Wernerite
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Ludlamite

Wernerite and Ludlamite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.50-2.803.1-3.2
1 7.18
👆🏻

Fracture

-
-

Cleavage

Perfect
Vitreous, pearly on cleavage

Mohs Hardness

5-6.53-4
2 10
👆🏻

Chemical Composition

Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Wernerite and Ludlamite Chemical Formula

While comparing Wernerite 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 Wernerite and Ludlamite chemical formula.

  • Chemical formula of Wernerite- Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
  • Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Wernerite and Ludlamite Specific Gravity

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