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pro vyhledávání: '"Sergeant, Richard E."'
This map is not intended to be used for selecting individual sites. Its purpose is to inform land-use planners, government officials, and the public in a general way about geologic bedrock conditions that affect the selection of sites for various pur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dabb995493b5a2bcaf1696871ac159fa
Autor:
Greb, Stephen F., Weisenfluh, Gerald A., Andrews, Robert E., Hiett, John K., Cobb, James C., Sergeant, Richard E.
Available resources for the Fire Clay coal were calculated for a 15-quadrangle area in the Eastern Kentucky Coal Field. Original coal resources were estimated to be 1.8 billion tons (BT). Coal mined or lost in mining was estimated at 449 million tons
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::13eb7c105119a73aefe118a1edf53b7a
Autor:
Greb, Stephen F., Hiett, John K., Weisenfluh, Gerald A., Andrews, Robert E., Sergeant, Richard E.
Coal beds mined in Kentucky often are not laterally continuous in thickness, quality, or roof condition. Regional and local variation is common. Because thickness, quality, and roof conditions are the result of geologic processes that were active whe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d9d9f45a19fdab589466736453b2d4ad
Coal resources available for mining have been estimated for the Salyersville South Quadrangle, which is located in the Licking River Coal Reserve District of the Eastern Kentucky Coal Field. Nine coal beds within the quadrangle are potentially mineab
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8e71da1b9561b016f1589a5157803cc5
Coal resources available for mining have been estimated for the Handshoe Quadrangle within the Hazard Coal Reserve District of the Eastern Kentucky Coal Field. Twelve coal beds within the quadrangle are potentially mineable and comprise the basis of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a16d1b0c94368adc1268189c5cc6a04e
Autor:
Carey, Daniel I., Dinger, James S., Davidson, O. Barton, Sergeant, Richard E., Taraba, Joseph L., Ilvento, Thomas W., Coleman, Steve, Boone, Rayetta, Knoth, Laura M.
About 3.7 million people live in Kentucky, of which 1.9 million (52 percent) live in urban areas (roughly defined as any community with 2,500 or more people) and 1.8 million (48 percent) live in rural areas (University of Kentucky, 1993). Figure 1 su
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b3a6d854ae7b1c7eef3025b84c07f31a
Autor:
Weisenfluh, Gerald A., Andrews, R. E., Hiett, John K., Greb, Stephen F., Sergeant, Richard E., Chesnut, Donald R.
The Booneville Quadrangle lies within the Southwestern Reserve District of the Eastern Kentucky Coal Field. Six coal beds in the quadrangle have been commercially developed, mainly by surface mining methods, and comprise the basis of this Coal Availa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::df9711b92145f685744fed5f918a520f