Since diamonds have been part of human history for more than 6,000 years, the exact year, the name of the person and the location of the action has been lost to history.
Oregon is not known for its natural diamonds.
Diamonds are not found in a great many different places. Diamonds are not found floating in the ocean for example.
Diamonds are commonly found in volcanic pipes.
No, no natural diamonds are found in New Zealand.
Diamonds are found below level 16 of the world.
The diamonds themselves are, well, diamonds. They're found mixed in with other rock, though.
Coal and diamonds are both forms of carbon.
Diamonds are found on every continent except Antarctica and Europe - so yes, diamonds are found in India.
Diamonds are continuously being found around the world, so there is no specific "last time" that they were found. The mining of diamonds happens on an ongoing basis in various countries where they are naturally occurring.
Diamonds are found on every continent on earth except Europe and Antarctica.
The Cullinan and Excelsior Diamonds were found in South Africa.
At the Crater of Diamonds State Park in Arkansas, over 33,000 diamonds have been discovered since it became a state park in 1972. The park is unique as it allows visitors to search for diamonds and keep what they find. The largest diamond found there weighed 40.23 carats and was discovered in 1924. The park continues to attract gem hunters and tourists each year.