Show WHAT IS A PLACER A placer is an unconsolidated deposit accumulated by mechanical processes carrying one or more minerals in commercial quantities all placers are secondary deposits that is the material of which they derived by baero era are composed was sion of bedrock although it is undoubtedly undoubted nuggets bugge true that under certain conditions throng of placer gold have been enlarged chemical precipitation y yet et this action is negligible quantity in placers placers day with be derived solely by rock weathering are commonly 0 out ut water sorting but more commo the result of water transport transportation at on sorting sor richest est PI pla acers and deposition many of the ric older of are those formed by the erosion of 0 placers and the gold |