Figure 1.

Distribution map of the main ore-controlling structural belts and large- and medium-sized ore deposits in the Sichuan–Yunnan–Guizhou Pb‒Zn polymetallic metallogenic area (a), Geological map of Maoping Pb–Zn ore field (b) and deposit (c) (¹ redrawn according to²). 1–Middle Triassic Guanling Formation, 2–Lower Triassic Yongningzhen Formation, 3–Lower Triassic Feixianguan Formation, 4–Upper Permian Xuanwei Formation, 5–Upper Permian basalt formation, 6–Middle Permian Qixia + Maokou Formation, 7–Lower Permian Liangshan Formation, 8–Middle Carboniferous Weining Formation, 9–Third submember of the first member of the middle Carboniferous Weining Formation, 10–Second submember of the first member of the middle Carboniferous Weining Formation, 11–First submember of the first member of the middle Carboniferous Weining Formation, 12–Lower Carboniferous Baizuo Formation, 13–Third member of the lower Carboniferous Datang Formation, 14–Second member of the lower Carboniferous Datang Formation, 15–First member of the lower Carboniferous Datang Formation, 16–Third submember of the third member of the Upper Devonian Zaige Formation, 17–Second submember of the third member of the upper Devonian Zaige Formation, 18–First submember of the third member of the Upper Devonian Zaige Formation. Distribution map of the main ore-controlling structural belts and large- and medium-sized ore deposits in the Sichuan–Yunnan–Guizhou Pb‒Zn polymetallic metallogenic area (a), Geological map of Maoping Pb–Zn ore field (b) and deposit (c)

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