renko

http://stockcharts.com/h-sc/ui?s=GDX&p=D&yr=1&mn=8&dy=10&id=p93247160516&a=385465618

Renko charting eliminates a lot of noise and you will see the really strong chart patterns and setups. This is the main reason of the Renko chart invention. It was invented to eliminate the noise through ignoring the time and recording of the price changes only.