LEACH Mining News

La Mancha's measured and indicated resources more than double to 4.8 million ounces of gold equivalent

Dominique Delorme, President and CEO of La Mancha, noted: "Having quadrupled our resource base to nearly 5 million ounces of gold equivalent since 2007, it is exciting to see that this appears to only be the beginning, as we are just starting to scratch the potential at our Hassaï property, where nine more VMS targets remain to be explored."

Knight Piésold to open office in Colombia

Knight Piésold Consulting, an international engineering and environmental consulting company, is pleased to announce the appointment of Mr. Andrew Markle as Regional Manager of Knight Piésold Consultores S.A.S., Knight Piésold’s operations in Colombia.

AIVN acquires 100% of Placer Gold Prospecting, through stock exchange agreement

American International Ventures, Inc., ("AIVN") Symbol (OTCBB: AIVN) (OTCQB: AIVN), proudly announces today that AIVN has acquired one hundred percent of the shares of Placer Gold Prospecting, Inc. (PGPI) for 162,350,000 common shares of AIVN on March 23, 2012. Following the transaction, AIVN has 181,695,044 common shares of its stock issued and outstanding.

Gold Fields awards Tarkwa gold plant studies to MDM

Gold Fields Ghana has awarded MDM Engineering Group a study contract for optimising the reclamation and re-processing of one of its leach pads and of its crushing plant at Tarkwa. Read more

More conveyor options in gold and copper heap leach operations

Superior Industries has introduced a new conveyor mobility option – Radial Travel Tracks. When applied with the company’s TeleStacker® telescoping radial stacking conveyor, it allows high-capacity radial stockpiling in applications, such as low pressure soils, […]

HPAL Process Crucial to Future Nickel Market Development

MEIOnline reports that the future of a number of new nickel projects hinges on the ability of operators to successfully implement the third generation of the High Pressure Acid Leach (HPAL) process, T.D. Newcrest metals […]

Outotec to perform HydroCopper® process tests for Zangezur

Outotec has agreed with Zangezur Copper-Molybdenum Combine AG of Germany upon continuous test runs to be performed with Zangezur's concentrate at Outotec's HydroCopper® demonstration plant in Pori, Finland. Zangezur is planning to build a HydroCopper® […]

Outotec to perform HydroCopper® process tests for Zangezur

Outotec has agreed with Zangezur Copper-Molybdenum Combine AG of Germany upon continuous test runs to be performed with Zangezur's concentrate at Outotec's HydroCopper® demonstration plant in Pori, Finland. Zangezur is planning to build a HydroCopper® […]

Silver recovery

The section on processing silver ores also had to go. This noted that Hochschild’s Ares mine is expanding the size of its plant and has ordered five additional Gekko Systems’ InLine Leach Reactors (ILR5000 Batch […]

Fine grinding and some new silver extraction ideas

International Mining’s May issue includes a major article on mineral processing advances. Sadly some of this article had to be cut because of space constraints. The first to hit the editing room floor was a […]

Everclear's commercial-grade electrolyser

International Mining reports that in an important advance in clean processing, Applied Intellectual Capital (AIC) has successfully launched a commercial-grade electrolyser manufacturing program in support of its affiliate, EverClear Solutions. Specifically developed to meet the […]

CyPlus installs Cyanide Control System at Dragon Mining in Sweden

Dragon Mining Sweden AB, Storuman, has purchased the CyPlus® CCS Cyanide Control System for its Svartliden operation in Sweden. “Working closely with Svartliden’s personnel, the CyPlus unit was successfully commissioned on site and operators have […]