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Publications by Mathew, David

Title Publication Year Abstract Author Series Publisher
Detailed evaluation of two Texas lignite deposits of deltaic and fluvial origins Detailed evaluation of two Texas lignite deposits of deltaic and fluvial origins 1982 Tewalt, S.J., Bauer, M.A., Mathew, David Geological Circular Bureau of Economic Geology
Estimation of coal resources in Texas Gulf Coast, Ohio northern Appalachian, and Wyoming Powder River Basins:  a comparison of statistical approaches Estimation of coal resources in Texas Gulf Coast, Ohio northern Appalachian, and Wyoming Powder River Basins: a comparison of statistical approaches 1983

Official estimates of United States coal resources published during the past 15 years vary from less than 1.5 to 3.5 trillion metric tons (1.7 to 3.9 trillion short tons). These differences imply that a high degree of uncertainty exists in resource assessment.

Tewalt, S.J., Bauer, M.A., Mathew, David, Roberts, M.P., Ayers Jr., W.B., Barnes, J.W., Kaiser, W.R. Report of Investigations Bureau of Economic Geology