Liddicoatite and Pyromorphite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.02
6.5-7.1
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal
Uneven, ConchoidalArthur Thomas, Brittle, Metallic
Cleavage
{0001} Poor
Imperfect- [10 1 1]
Mohs Hardness
Not Available
3.5-4
Chemical Composition
Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Liddicoatite and Pyromorphite Chemical Formula
While comparing Liddicoatite and Pyromorphite 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 Pyromorphite 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 Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Liddicoatite and Pyromorphite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Liddicoatite and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.