Minerals / Pyromorphite, Driggeth.
Pyromorphite, Pb5(PO4)3Cl is lead chloride phosphate, a secondary lead mineral found in the oxidised zone of lead deposits. The hexagonal barrel shaped crystals may vary in appearance from stubby to elongated, and the colour is also variable, but usually a shade of green. The specimen is from Driggeth mine in Cumbria.
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