Hibonite and Ludlamite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.84
3.1-3.2
Fracture
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Cleavage
{0001} good, {10 1 0} parting
Vitreous, pearly on cleavage
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hibonite and Ludlamite Chemical Formula
While comparing Hibonite 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 Hibonite and Ludlamite chemical formula.
- Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
- Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hibonite and Ludlamite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hibonite and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Ludlamite Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 3.1-3.2 whereas that of Ludlamite is 3.1-3.2.