A Preliminary Report on the Arkansas Diamond Field(《阿肯色州钻石矿场初期报告》),P.F. Schneider(P.F. 施耐德),Arkansas Bureau of Mines, Manufacturers and Agriculture(阿肯色州矿区、制造商及农业局),第 5-16 页,(1907年)。 一份为阿肯色州钻石出现情况编写的报告 ...
A woman from Granite Bay, California, can keep a 4.38-carat yellow diamond that she found while visiting Crater of Diamonds State Park in Murfreesboro, Arkansas. Noreen Wredberg found the diamond ...
Results from summer drilling at Burgundy Diamond’s (ASX: BDM) Ekati mine in the Northwest Territories could help extend production at the underground Misery mine much longer than expected ...
A Canadian mine says it has broken its own record for the largest diamond ever found in North America. Dominion Diamond Mines has announced the "unexpected" discovery of a 552-carat yellow gemstone.
Petra Diamonds owns the Williamson mine in Tanzania and operates two diamond mines in South Africa. It has transitioned the Finsch mine in SA from a 2.8 million tons per year operation to a 2.2m ...
Arkansas is rich not only in natural ... picnic sites and campsites, plus a mining-themed water park, Diamond Springs Water Park, which is open during the warmer months. Visitors say the park ...