heap leaches

“So a key thing to note about these heap leeches is they're self-contained environments. They are double-lined, if not quadruple-lined, they are in place, and native microbes already exist there.”

“The bugs that are there are not necessarily the same ones as the microbes that are doing things, and if you can't tie that to the chemistry and the mineralogy and the operating parameters, it doesn't actually turn into a lever that you can use.”

“These heap leaches that we're talking about, they are multi-billion dollar assets that have to run every day, so if an external party's innovation adds two points of recovery, that's nice, but if it disrupts the heap, Someone's quarter is destroyed. Someone's …”