FeS2 or Au? Posted byJasonMarch 8, 2021Posted inThe Preacher Pollard Blog by Brent Pollard FeS2 or Au? https://t.co/3HDQ10ce12 via @preacherpollard— Jason (@jgoodground) March 5, 2021 Source The Preacher Pollard Blog preacherpollard.com Share this:FacebookEmailLike this:Like Loading...