The Ashland County, Wis., Board may vote on an ordinance banning the use of explosives if it disturbs asbestos in rock formations. That includes the proposed iron ore mine site in the Penokee Range, according to the Superior Telegram.
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Diamond Bit Effective in the Hard Ground Conditions
Boart Longyear’s 10UMX bit is a high-performance diamond coring bit with the freest-cutting matrix available, enabling the bit to penetrate the very hardest rock formations in extreme conditions, according to the company.
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