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The mirny diamond mine in russia is the world’s biggest hole - it’s 525 metres deep and 1.25km wide.The suction above the hole resulted in several helicopter crashes, so all flight above the hole is prohibited now.

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Visit the diamond mine in Murfreesboro, Arkansas

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Sensory Play: Diamond Mine Sand Dig Perfect treasure for the pirate sandbox...

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The abandoned Mir Mine diamond pit and the town of Mirny, Sakha Republits, Eastern Siberia, Russia. Mirny Diamond Mine (Siberia). It's an absolute beast and holds the title of largest open diamond mine in the world. The mine is 525 meters (1,722 ft) deep and has a diameter of 1,200 m (3,900 ft), [1] and is the second largest excavated hole in the world, after Bingham Canyon Mine.

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Crater of Diamonds State Park, Murfreesboro, Arkansas (Pike County) is the only diamond mine in the world where visitors can dig for diamonds & keep what they find. An average of 2 diamonds a day are found, along with 40 other gemstones & minerals including amethyst, jasper, peridot, garnet, & quartz. The Strawn diamond (bottom) found in 1990 weighed 3.09 carats, 1.09 carats when cut - it's rated a perfect 0/0/0 & considered a one-in-a-billion stone. Valued at $34k, it's on display at the…

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Crater of Diamonds State Park - Arkansas - The only diamond mine in the world where you can search and keep what you find.

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Go searching for diamonds at Crater of Diamonds State Park in Arkansas. You get to keep what you find!

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Crater of Diamonds State Park in Arkansas This is what you need to get started on your hunt for diamonds, plus a lot of patience, sunscreen, and a good imagination - all my rocks looked like diamonds - but turned out to be just rocks!

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Loihi Seamount: The New Volcanic Island in the Hawaiian Chain

Former Soviet Mines Are Like Artificially Constructed Pits Of Hell

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