Liddicoatite and Legrandite Physical Properties

Liddicoatite and Legrandite Chemical Formula

While comparing Liddicoatite and Legrandite 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 Legrandite 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 Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Liddicoatite and Legrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Legrandite Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 3.98-4.04 whereas that of Legrandite is 3.98-4.04.