SOURCE Locksley Resources WANT YOUR COMPANY'S NEWS FEATURED ON PRNEWSWIRE.COM? , /PRNewswire/ -- Locksley Resources, (ASX: LKY;Â OTCQB: LKYRF) announced that the company's advancing metallurgical test work program being conducted on surface samples collected from the Desert Antimony Mine (DAM) Prospect at the company's project in the Mojave Desert is producing concentrate grades believed to be significantly higher than comparable American projects (as reported in publicly available information from Perpetua ...