Panek, Louis Anthony, 1919-
Fracture geometries in three ore bodies mined by undercut caving as determined from oriented drill core and scanline mapping / by Louis A. Panek and Michael T. Melvin. - Pgh. [i.e. Pittsburgh] Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1987. - iii, 82 p. : ill. ; 28 cm. - Report of investigations ; 9049 . - Report of investigations (United States. Bureau of Mines) ; 9049. .
Bibliography: p. 82.
86600180
Rock deformation--Arizona.
Rock deformation--Colorado.
Ore deposits--Arizona.
Ore deposits--Colorado.
Mining engineering--Arizona.
Mining engineering--Colorado.
TN23 QE604 / .U43 no. 9049
622 s 551.8
Fracture geometries in three ore bodies mined by undercut caving as determined from oriented drill core and scanline mapping / by Louis A. Panek and Michael T. Melvin. - Pgh. [i.e. Pittsburgh] Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1987. - iii, 82 p. : ill. ; 28 cm. - Report of investigations ; 9049 . - Report of investigations (United States. Bureau of Mines) ; 9049. .
Bibliography: p. 82.
86600180
Rock deformation--Arizona.
Rock deformation--Colorado.
Ore deposits--Arizona.
Ore deposits--Colorado.
Mining engineering--Arizona.
Mining engineering--Colorado.
TN23 QE604 / .U43 no. 9049
622 s 551.8