Bonanza valuation appears low Bonanza Mine Acquisition by RNC Management Annual Production …… 30,000 POG …… $475.00 Cash Cost …… $336.00 Margin …… $139.00 Annual Profit …… $4,170,000 Payback per month …… $347,500 Acquisition Price (excluding debt) …… $500,000 Payback Months …… 1.44