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Is this a big hole marks the fall of an asteroid in ancient times? Or, the former landing of alien spacecraft? Ups instead. This hole is a hole in the world's largest diamond!
1. Why is diamond holes?
This hole former diamond mining. Once the world's largest diamond mine. Now the mine is closed. So it is no longer the world's largest diamond mine. But the predicate to be the biggest hole in the world. Diamond holes are located in Mirny, Sakha republic, Russia. 1250 meters in diameter. The depth of 525 meters.
2. How to create a hole that big?
The miners use dynamite jet engines. If a dump truck up from the ground up that hole took 2 hours! A very large dump truck also looks like an ant in the hole. Helicopter must not fly over it so as not sucked into the hole, because anginya very fast from the hole.
The mine was first discovered by a geologist named Yuri Kharbadin. Was opened to mining in 1957. Minry Mine is the first mine in Russia. While still active, atambang minry produced 2 million carats of diamonds annually. After 50 years operate, tambag minri closed on 30 April 2004. The temperature in the hole around-45C to-56C. Brrrrr ..! cool banget! Moreover, the cold season is the miners faced many problems.
For example, tires truck freezes so broken. Fuel freeze into solid blocks. Tools of the metal becomes brittle so easily broken. After the winter ice melts, so the mine becomes a pool of mud!
Mine minri mystery. Diamond mine produced continuously in large quantities. In addition berlianya same size and shape. Served until today, the mystery was not solved. Now minry diamond holes to be one of the things that attract tourists to the city while on vacation minry, Russia.
Source
http://www.kaskus.us/showthread.php?t=9419335
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