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Pyromorphite from the province of Hunan China (year 2004).
Stone dimensions: L: 34mm x W: 19mm x H : 22mm.
Weight: 51g.
Pyromorphite |
Chemical composition: Pb₅(PO₄)₃Cl (lead chlorophosphate). Hardness: 3.5-4 on the Mohs scale. Density: Approx. 6.5-7.1 g/cm³. |