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The Mir mine (Russian: кимберлитовая алмазная трубка «Мир» kimberlitovaya almaznaya trubka "Mir"; English: kimberlite diamond pipe "Peace"), also called the Mirny mine, is an open pit diamond mine located in Mirny, Sakha Republic, in the Siberian region of eastern RussiaThe mine is more than 525 meters (1,722 ft) deep (4th in the world), has a diameter of 1,200 .
Raw Wyoming diamond showing excellent trigons on surface of stone In the Leucite Hills lamproite field and other localities, several diamond-stability indicator minerals were recovered and no follow-up work ever conducted (as of 2009) The Wyoming Craton, based on these discoveries, is a major (unexplored) kimberlite-lamproite-lamprophyre .
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