Omico’s Project Manager MIKE STUART tells ARTHUR TASSELL that a distinguishing feature of the proposed mine is the use of a chloride heap leach, a method which is a common processing technique in ...

“Another drawback is that with heap leaching, you can’t bring the by-products – in the case of Haib molybdenum and gold – to account. These by-products can be significant and some porphyry copper ...

Working on a fast track, the county Planning Commission on Wednesday tentatively endorsed a Board of Supervisors proposal that would require the installation of state ...

19, valley growers would have 12 months to install carbon filters known as “scrubbers” — or an equivalent technology — that can eliminate most of the “skunky” smell of pot before it ...

The Carpinteria City Council submitted a letter of support for the proposed changes to the Santa Barbara County cannabis ordinance now in front of the Santa Barbara ...

which owns the Marigold Mine in Nevada, said faulty design engineering by a third party is the likely cause of the heap leach pad slide ... Cripple Creek & Victor Gold Mine in Colorado from ...

as well as nitrate or chloride based chemical heap leach processes. Composited borehole core samples for a total of about 4 tonnes of material have been selected. These samples exhibit a range of ...

Global gold miner SSR Mining has pinned the blame on last year's deadly heap leach pad failure at its 80%-owned Copler mine in Turkiye to the company that originally designed the facility 15 years ago ...