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Agrellite
Agrellite

Ludlamite
Ludlamite



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Agrellite
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Ludlamite

Agrellite and Ludlamite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.883.1-3.2
Amber
1 7.18
1.5 Fracture
Not Available
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
1.6 Cleavage
perfect [110]
Vitreous, pearly on cleavage
1.7 Mohs Hardness
5.53-4
Amber
2 10
1.8 Chemical Composition
NaCa2Si4O10F
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Agrellite and Ludlamite Chemical Formula

While comparing Agrellite 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 Agrellite and Ludlamite chemical formula.

  • Chemical formula of Agrellite- NaCa2Si4O10F
  • Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Agrellite and Ludlamite Specific Gravity

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