Pyrope and Phosphophyllite Physical Properties
Solubility
insoluble in water
-
Specific Gravity
3.62-3.87
3.07-3.13
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
None
{100} Perfect, {010} Distinct, {102} Distinct
Mohs Hardness
7-7.5
3-3.5
Chemical Composition
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pyrope and Phosphophyllite Chemical Formula
While comparing Pyrope and Phosphophyllite 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 Pyrope and Phosphophyllite chemical formula.
- Chemical formula of Pyrope- Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
- Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pyrope and Phosphophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pyrope and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Pyrope is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.