I would have guessed 1/100th as much at Pt.
Carbon’s funny stuff. The price goes from about $300/ton to about $35,000,000,000/ton.
(Charcoal to diamond)...
Not likely. The earth is literaly bursting at the seams with the stuff. Coal mining is here to stay. The coal mine in Northern Alberta because of it's purity and low sulpher content is used mainly for making carbon electrodes for smelting plant furnaces and a whole lot of other carbon based products.