Ludlamite and Marialite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.1-3.2
2.50
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
Vitreous, pearly on cleavage
Distinct on {100} and {110}
Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Ludlamite and Marialite Chemical Formula
While comparing Ludlamite and Marialite 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 Ludlamite and Marialite chemical formula.
- Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Ludlamite and Marialite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ludlamite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 2.50 whereas that of Marialite is 2.50.