Miller Table Using Rubber Mat

Today I wanted to see how well the Miller Table would hold onto the heavier gold as I may just use the table to capture all gold from my cons. As you can see the heavier gold stayed in place. The remaining con will be saved for future clean out for the ultra-fine gold running at a much slower water flow. This was a project I built from scratch. I am using a 500 GPH pump. That dark black looking spot where I am placing the con is a flaw in the rubber of the color only. Did not notice this when installing th