You know that's interesting. I was going to comment that I'd be okay with that amount of rock pelting for a gold ingot per week but I'm not actually sure anymor

You know that's interesting. I was going to comment that I'd be okay with that amount of rock pelting for a gold ingot per week but I'm not actually sure anymore. After doing the math (assuming .5 inches per side rock pellets)(http://www.wolframalpha.com/input/?i=.5%5E3+cubic+inches+of+gold+in+ounces+*+price+of+gold%2F%2812*7%29 http://www.wolframalpha.com/input/?i=.5%5E3+cubic+inches+of+...) it only comes out to roughly $18 per rock...