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Ohio County Mine Ohio County Coal Underground West Virginia 6,046,582 Dry Fork Mine: Western Fuels Association [12] Surface Wyoming 6,045,618 Gibson South: Gibson County Coal Underground Indiana 5,955,676 Sufco: Arch Coal [4] Underground Utah: 5,883,975 Bull Mountains Mine No 1: Signal Peak Energy Underground
(The Center Square) – Ohio Attorney General Dave Yost filed a $17 million lawsuit Tuesday against a northern Ohio company that dates back six decades. The lawsuit says the United States Gypsum ...
NMMR's oldest mine: 1792 anthracite coal, "Old Mine." One of NMMR's oldest mine maps: 1859 anthracite coal map from Hazleton Coal Co. The NMMR contains digital and microfilm maps of surface and underground coal, metal, and non-metal mines throughout the United States. Some of the information that can be obtained from the repository includes:
Lundin Mining: Underground mine producing nickel and copper concentrates 18 (2018) [8] 15 Phoenix Lander County, Nevada: Newmont Mining Corporation: Gold-copper ore, concentrated and leached 16 (2018) [6] 16 Lisbon Valley San Juan County, Utah: Lisbon Valley Mining Company Copper ore, open pit, heap leached 10–15 (2018) [9] 17 Miami: Gila ...
Mine subsidence has caused billions of dollars in damage in areas of the U.S. where mining once took place. In Pennsylvania, where mining dates to the late 1700s, coal was mined in nearly half of the state’s 67 counties and there are at least 5,000 abandoned underground mines, leaving behind hazards that officials say can arise at any time.
Area 51 is the common name of a highly classified United States Air Force (USAF) facility within the Nevada Test and Training Range. A remote detachment administered by Edwards Air Force Base, the facility is officially called Homey Airport (ICAO: KXTA, FAA LID: XTA) [2] or Groom Lake (after the salt flat next to its airfield).
Mining museums in Ohio (2 P) Pages in category "Mining in Ohio" The following 10 pages are in this category, out of 10 total. This list may not reflect recent changes. B.
Mine subsidence has caused billions of dollars in damage in the U.S. In Pennsylvania, where mining dates to the late 1700s, coal was mined in nearly half of the state’s 67 counties and there are at least 5,000 abandoned underground mines, leaving behind hazards that officials say can arise at any time.