1. Maps showing coal resources of the Amonate quadrangle, Buchanan and Tazewell counties, Virginia and McDowell County, West Virginia Yale Public content 1986. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Branch of Distribution. English. Public. Virginia, Buchanan County, Tazewell County, West Virginia, and McDowell County.