Pyromorphite is a chlorophosphate of lead with the formulae Pb5(PO4)3Cl and a relative hardness of 4. It is a minor ore of lead which is found in the oxidized portions of lead veins. Pyromorphite forms through the alteration of the primary minerals anglesite and galena in the oxidation zones of lead veins where it is associated with cerussite and limonite. Research Pyromorphite
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Abbreviations
Rocks & Minerals
Research Pyromorphite
