quarry extraction porcelain claykaolin and quartz sand in the open pit mine. powerful industrial walking excavator on the site

bucket career clay claykaolin construction digger digging dredging equipment erosion escarpment excavation excavator excavators exploitation extraction geological heavy hydraulic industrial industry large machine machinery material metal mine mineral mining natural open opencast panoramic path pit porcelain powerful quarry quarrying quartz sand site soil spectacular surface walking water watercourse work yellow