Vivianite and Cassiterite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
2.64-2.70
6.86-7.03
Fracture
(e.g. graphite).
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Cleavage
{010} Perfect
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
Not Available
6-7
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Cassiterite Chemical Formula
While comparing Vivianite 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 Vivianite and Cassiterite chemical formula.
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Cassiterite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vivianite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.