Fig. 6. Regions with high nickel content based on the national geochemical map (1:700,000). For example, Yangpyeong area (136 km²), Hwacheon-Chuncheon area (385 km²), Yangyang area (321 km²).

Econ. Environ. Geol. 2022;55:399-406 https://doi.org/10.9719/EEG.2022.55.4.399

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