花岗岩残积土
granite residual soil
Residual soil of granite
granitic residual soil
granitic saprolite
shantou
Residual Soil from Granite
granite eluvial soil
granite residual clay
砾质花岗岩残积土
gravelly granitic residual soil
高度风化花岗岩层
highly weathered granite
highly decomposed granite
全风化花岗岩层
completely decomposed granite
completely weathered granite