Adamite and Labradorite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.32-4.48
2.69-2.72
Fracture
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
Uneven, Conchoidal, Gems, Sixth Edition (2006)
Cleavage
{101}, good; {010}, poor
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Chemical Composition
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
(Na,Ca)1-2Si3-2O8
Adamite and Labradorite Chemical Formula
While comparing Adamite and Labradorite 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 Labradorite chemical formula.
- Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
- Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
Adamite and Labradorite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Adamite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.