Search results

The Centralia mine fire is a coal-seam fire which has been burning in the labyrinth of abandoned coal mines underneath the borough of Centralia, Pennsylvania...

seams accessed by adits driven into the surface outcrop of the coal bed. A drift mine is an underground mine in which the entry or access is above water level...

site in 1898, the mine has produced over 950 million tonnes of ore. As of 2020, the main haulage level is 1,365 m below the ore outcrop at Kiirunavaara...

not officially employed by a mining company and use their own resources to mine. As such, they are part of an informal economy. ASM also includes, in small-scale...

ton. The Empire Vein outcrops to the east on a north–south strike, dipping at a 35-degree angle to the west. The vein was mined with inclined shafts following...

New Delhi Hyderabad Kollur Mine Kollur Mine was a series of gravel-clay pits on the south bank of the Krishna River in the state of Andhra Pradesh. It...

mineralization that would be developed into the Batu Hijau mine. The deposit was named for the discovery outcrop, a bright-green oxide-copper occurrence; in Indonesian...

containing gold and began mining the outcrop himself. In 1863, after Henry Wickenburg discovered the Vulture mine, Vulture City, a small mining town, was...

restore the mine commenced immediately: it reopened in May 2014. The site lies in the valley of the River Cober on the Carnmenellis granite outcrop. The river...

A coal-seam fire is a burning of an outcrop or underground coal seam. Most coal-seam fires exhibit smouldering combustion, particularly underground coal-seam...

Mineralogy, sedimentary geobiology, and implications for interpretation of outcrop rocks at Meridiani Planum, Mars". Earth and Planetary Science Letters....

removing the overburden above the mineral seam near an outcrop in hilly terrain, where the mineral outcrop usually follows the contour of the land. Contour...

across them through fractures and fissures in the rock, or directly from an outcrop of oil-bearing rock. Petroleum seeps are quite common in many areas of...

Climax mine, located in Climax, Colorado, United States, is a major molybdenum mine in Lake and Summit counties, Colorado. Shipments from the mine began...

outcrop of Sangdong Mine was in April 1916. Tungsten mineral had increased in value with the outbreak of World War I and had been developed and mined...

mine developed in the Georges Creek Valley coalfield, because this is where the National Road (now U.S. Route 40 Alternate) crossed the coal outcrop....

Rockland and Superior mines. In 1903, the Michigan company opened the Calico amygdaloid, which held 3% copper ore, and outcropped on the Minesota property...

The Gould & Curry bonanza included 500 feet (150 m) of the El Dorado outcrop, but dipped southward into the Savage at 500 feet (150 m); the ore gave...

establishment of the Peerless Mine. The Peerless Mine was an underground room and pillar operation that mined coal near the outcrop of the Wyodak seam. Though...

they outcropped, particularly in the Irwell Valley and in Atherton. The early collieries were adits or bell pits exploiting the Worsley Four Foot Mine. Deeper...