Phosphophyllite and Cassiterite Physical Properties
Specific Gravity
3.07-3.13
6.86-7.03
Fracture
Conchoidal, Uneven
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
{100} Perfect, {010} Distinct, {102} Distinct
{100} imperfect, {110} indistinct; partings on {111} or {011}
Chemical Composition
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phosphophyllite and Cassiterite Chemical Formula
While comparing Phosphophyllite and Cassiterite 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 Phosphophyllite and Cassiterite chemical formula.
- Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phosphophyllite and Cassiterite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.