Liddicoatite and Amethyst Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
insoluble in common solvents
Durability
Not Available
Not Available
Specific Gravity
3.02
2.65
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
{0001} Poor
Indiscernible
Mohs Hardness
Not Available
7
Chemical Composition
Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
SiO2
Liddicoatite and Amethyst Chemical Formula
While comparing Liddicoatite and Amethyst 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 Liddicoatite and Amethyst chemical formula.
- Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
- Chemical formula of Amethyst- SiO2
Liddicoatite and Amethyst Specific Gravity
Another important criteria for qualitative analysis of gemstones is Liddicoatite and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 2.65 whereas that of Amethyst is 2.65.