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Earth lab datasite

Pyromorphite
Phosphate lead ore
lead chloride phosphate
Pb (PO4)3 Cl
Scale bar = 1 centimetre
cleavage: Very poor prismatic
crystal system: Hexagonal
hardness 3.5 - 4.0
relative density 6.5 - 7.1
Roughton Gill, Caldbeck Fells, Cumberland
26 E 6