Aug 10 (Reuters) - Desert Star Resources Ltd DSR.V
* Desert Star announces US$65 million Precious Metals Purchase Agreement with Wheaton Precious Metals; extends agreement with Capstone
* Desert Star - Wheaton to pay $65 million for up to 100% of payable silver production, up to 100% of payable gold production from Kutcho Cu-Zn-Ag-Au project
* Desert Star-under terms of proposed PMPA, co to be advanced US$7 million as early deposit with payments to be used to fund feasibility study expenditures