Pyrite from Butte, Mont.
Learn more about sulfide mineral with a free trial on Britannica.com.
Common or important examples include: sulfides:
US Patent Issued to Royal Silver Company (Panama) on Feb. 22 for "Hydrometallurgical Process for the Treatment of Metal-Bearing Sulfide Mineral Concentrates" (Bolivian Inventor)
Feb 26, 2011; ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 7,892,505, issued on Feb. 22, was assigned to Royal Silver Co. (Panama) S....
Patent No. 07601530 Issued on Oct. 13, Assigned to Biosigma S.A. for Bacteria strain wenelen DSM 16786, use of said bacteria for leaching of ores or concentrates containing metallic sulfide mineral species and leaching processes based on the use of said bacteria or mixtures that contain said bacteria
Oct 15, 2009; ALEXANDRIA, Va., Sept. 15 -- Tsuyoshi SugioAkira MiuraPilar A. Parada Valdecantos, Ricardo Badilla Ohlbaum, all of Okayama, JP,...