1. Chimneys are usually made of metals known as polymetallic sulfides. 2. Milpo mines, concentrates and sells polymetallic ores, mainly lead and zinc. 3. It occurs in the oxidized zone of uranium-bearing polymetallic ore deposits. 4. The type locality is the Madjarovo polymetallic ore deposit in the Rhodope mountains. 5. Doe Run used to own 99.97 % of the La Oroya polymetallic smelter. 6. It also occurs in polymetallic ore deposits. 7. The phenomenon is most often observed in mixed-valence bi-and polymetallic coordination complexes. 8. In developing the nearby manganese and polymetallic deposits, the port will also handle ore shipments. 9. Polymetallic nodules were discovered in 1868 in the Kara Sea, in the Arctic Ocean of Siberia.10. Polymetallic replacements / mantos are often stratiform wall-rock replacement orebodies distal to porphyry copper deposits.
