95 to 99% Recovery of Gold 73 to 97% Recovery of Silver Includes the Recovery of 99% Au and 73% Ag from Drill Core Composite at 120-meter Depth "The Bulk Sample process has been extremely important to ...

NevGold Corp. (“NevGold” or the “Company”) (TSXV:NAU) (OTCQX:NAUFF) (Frankfurt:5E50) is pleased to announce further metallurgical testwork results on the residual tailings ...

Following the leach testing for antimony, the residual tailings were utilized for cyanide shake tests for gold extraction.

RENO, Nev., July 28, 2020 /PRNewswire/ -- Itronics Inc. (OTC: ITRO), an emerging "Cleantech Materials" growth Company that produces GOLD'n GRO Multi-Nutrient Fertilizers and Silver, updates its ...

Add Yahoo as a preferred source to see more of our stories on Google. Chinese researchers have discovered a fast, low-cost and environmentally cleaner method for extracting gold from electronic waste, ...

PRAGUE--(BUSINESS WIRE)--Draslovka a.s. (‘Draslovka’), a leading specialty chemicals company, announces it has executed a user license with Bayan Airag Exploration LLC in Mongolia for the world's ...

TORONTO, March 02, 2026 (GLOBE NEWSWIRE) -- Emerita Resources Corp. (TSX-V: EMO; OTCQX: EMOTF; FSE: LLJA) (the “Company” or “Emerita”) is pleased to announce results from metallurgical tests using the ...

The Environmental Protection Agency (EPA) has launched sweeping nationwide measures to clamp down on unregulated gold leaching, warning illegal operators to comply with new environmental standards or ...