Sub-surface mining or underground mining refers to a group of techniques used for the extraction of valuable minerals or other geological materials from the earth. In contrast to the other main type of excavation, surface mining, sub-surface mining requires equipment and/or manpower to operate under the surface of the earth.
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Atlas Copco has received an order from the Mexican mining group Peñoles. Valued at about USD 67 million, it is one of the largest underground mining equipment contracts ever for Atlas Copco and the company’s second large order in Mexico this year.
Silver Sun Resource Corp. (“Silver Sun” or “the Company”) is pleased to announce that they have received confirmation from Mojave Desert Minerals, LLC, stationed in Oatman Arizona, that they will serve as the Company’s primary Underground Mine Rescue team for the Cherry Hill Gold Mine in Yreka, California. Further, the Company is in receipt of confirmation from the Siskiyou County Sheriff’s Department (Search and Rescue Team) of their assistance in the event of an emergency.
India’s second largest coal producer Singareni Collieries Company (SCCL) has firmed up a strategy to enhance contribution of underground mining and productivity aimed at improving profitability and staying afloat, said chairman and managing director S Narsing Rao.