Journal of Chemistry / 2020 / Article / Fig 2

Research Article

Concentrating Mill Wastes are the Source of Pollution of Human Environment and Natural Ecosystems with Heavy Metals: A Case Study in Primorsky Krai, Russian Federation

Figure 2

The prevailing mineral forms in mature concentration tailings; (a) isometric grains of galena in pyrite metacrystals, eroded pyrite crystal, and new formations of iron sulfates; (b) plumbojarosite and other hypogene and hypergene minerals: Bt, biotite, Gn, galena, Py, pyrite, Qz, quartz, Sp, sphalerite, Pb-jrs, plumbojarosite, and FeSO4xH2O in the form of cementing phases. Photographed using the energy-dispersive spectrometer INCA-sight (Oxford Instruments, Great Britain).

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