Triplite and Onyx Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.85-3.94
2.55-2.70
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
Not Available
Cleavage
{010} Good, {100} Distinct
Indiscernible
Mohs Hardness
5-5.5
6.5-7
Chemical Composition
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO2
Triplite and Onyx Chemical Formula
While comparing Triplite and Onyx 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 Triplite and Onyx chemical formula.
- Chemical formula of Triplite- (Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Onyx- SiO2
Triplite and Onyx Specific Gravity
Another important criteria for qualitative analysis of gemstones is Triplite and Onyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Triplite and Onyx Optical Properties during the identification of gemstone. Specific gravity of Triplite is 2.55-2.70 whereas that of Onyx is 2.55-2.70.