John Lee Pettimore
Mining mechanic, OP UG. 3X Red seal. Mine Rescue. CAF Vet. From the Tien Shan mountains of Kyrgyzstan to the bitter cold of the Yukon. Mining 40 years Retired.
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People can survive without gold, silver and platinum. But life as we know it would be impossible without salt. Salt is the only mineral that is not publicly traded which means one...
A #GreenEnergy thread: How are EV batteries recycled? Two ways, pyrometallurgy and hydrometallurgy. The more common is pyrometallurgy, in which recyclers first mechanically shred...
Solar panels: Turning metallurgical grade silicon into polysilicon creates the very toxic compound silicon tetrachloride. Hydrochloric acid+metallurgical grade silicon= trichlorosi...
Mining tailing ponds are among the largest and most dangerous structures engineered by humanity. #GreenEnergy is expected to increase the demand for certain minerals 30- to 800-f...
This 1 ton rock contains between 0.6 and 1 per cent of copper. One ton of ore generates a maximum 6 to 10 kilograms of copper. Depending on the size of battery, an electric bus can...
Ok, lets talk about EVs. How much mining is required to make an EV battery? Lithium brines typically contain less than 0.1% lithium, so that entails some 25,000 pounds of brines to...
As a miner for 40 years I have worked in various mines around the world. Gold, platinum, copper, coal, lead, zinc, oil and salt. I'm going to tell you something, and here it is. We...
A single Tesla battery weighing 1,000 pounds requires extracting and processing some 500,000 pounds of materials. At this rate, over the next thirty years we will need to mine more...