Adamite and Vivianite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.32-4.48
2.64-2.70
Fracture
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
(e.g. graphite).
Cleavage
{101}, good; {010}, poor
{010} Perfect
Mohs Hardness
3.5
Not Available
Chemical Composition
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Adamite and Vivianite Chemical Formula
While comparing Adamite and Vivianite 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 Adamite and Vivianite chemical formula.
- Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Adamite and Vivianite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Adamite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.