CNBC reported Arkansas’s Crater of Diamonds State Park is luring in diamond hunters who pay $7 to search for small rough diamonds.

As quoted in the market news:

More than 10 diamonds were found in July 2012, the largest being a brown diamond a little over a half-carat in weight, discovered by a visitor from Texas.

In 2011 alone, 560 diamonds were found, totaling 149.77 carats, according to the park’s website.

Click here to read the full CNBC report.