Annabergite and Catapleiite Physical Properties
Tenacity
Sectile
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.07
2.72
Fracture
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Brittle, Metallic, Brittle, Metallic
Cleavage
Perfect on {010}, indistinct on {100} and {102}
{110} Perfect, {010} Perfect
Chemical Composition
Ni3(AsO4)2•8(H2O)
Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Annabergite and Catapleiite Chemical Formula
While comparing Annabergite and Catapleiite 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 Annabergite and Catapleiite chemical formula.
- Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
- Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Annabergite and Catapleiite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Annabergite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 2.72 whereas that of Catapleiite is 2.72.