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Originally Posted by korjik
The diamond is found in kimberlite. Ancient deep volcanics if I remember right. Oddly enough, Arkansas in the US has a fairly productive area. Not much in gemstones, but a bit of grit.
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Nano diamonds have been found in meteorites, and I still subscribe to the conjecture that someday we will come across a meteorite with larger diamonds and I hold out the possibility that some diamonds found on Earth are supernova products.
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(By the way, I hate it that so many papers in the areas of planetary science and geology are not easily avaiable to the dreaded "non-subscribers". It is like they are screaming at me: "YOU CAN'T HANDLE THE TRUTH". Good, I feel better now.)
I know you are a person who takes his physics seriously, but isn't it said that most great discoveries aren't discovered with "Eureka!" but with, "Hmmm, that's funny." Big Don
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