William S. Cordua, Ph.D http://digital.library.wisc.edu/1793/11510 This collection includes popular newsletter articles in geology. Blue, blue, my quartz is blue http://digital.library.wisc.edu/1793/11625 Blue, blue, my quartz is blue Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1994 22:58:59 GMT A lake full of lead http://digital.library.wisc.edu/1793/11623 A lake full of lead Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1994 22:58:59 GMT Mellen "Black Granite" http://digital.library.wisc.edu/1793/11621 Mellen "Black Granite" Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1994 22:58:59 GMT Sick meteorites http://digital.library.wisc.edu/1793/11619 Sick meteorites Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1994 22:58:59 GMT Deadly erionite http://digital.library.wisc.edu/1793/11617 Deadly erionite Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1994 22:58:59 GMT Hibbingite - swimming pool mineral http://digital.library.wisc.edu/1793/11615 Hibbingite - swimming pool mineral Cordua, William S. (William Sinclair), 1947- 2 p. Fri, 29 Oct 1993 22:58:59 GMT Epidote http://digital.library.wisc.edu/1793/11613 Epidote Cordua, William S. (William Sinclair), 1947- 2 p. Fri, 29 Oct 1993 22:58:59 GMT Book review: Geology of the Lake Superior Region by Gene LaBerge, 1994, Geoscience Press. http://digital.library.wisc.edu/1793/11611 Book review: Geology of the Lake Superior Region by Gene LaBerge, 1994, Geoscience Press. Cordua, William S. (William Sinclair), 1947- 2 p. Fri, 29 Oct 1993 22:58:59 GMT Geology and the growth of downtown Stillwater http://digital.library.wisc.edu/1793/11609 Geology and the growth of downtown Stillwater Cordua, William S. (William Sinclair), 1947- 2 p. Thu, 29 Oct 1992 22:58:59 GMT Wisconsin talc http://digital.library.wisc.edu/1793/11607 Wisconsin talc Cordua, William S. (William Sinclair), 1947- 2 p. Thu, 29 Oct 1992 22:58:59 GMT New places to look for diamonds http://digital.library.wisc.edu/1793/11605 New places to look for diamonds Cordua, William S. (William Sinclair), 1947- 2 p. Thu, 29 Oct 1992 22:58:59 GMT Lustrous behavior http://digital.library.wisc.edu/1793/11603 Lustrous behavior Cordua, William S. (William Sinclair), 1947- 2 p. Tue, 29 Oct 1991 22:58:59 GMT Petrifying wood http://digital.library.wisc.edu/1793/11601 Petrifying wood Cordua, William S. (William Sinclair), 1947- 2 p. Tue, 29 Oct 1991 22:58:59 GMT Placer gold from the St. Croix Dalles, Minnesota and Wisconsin http://digital.library.wisc.edu/1793/11599 Placer gold from the St. Croix Dalles, Minnesota and Wisconsin Cordua, William S. (William Sinclair), 1947- 2 p. Sat, 29 Oct 1988 22:58:59 GMT Lazulite or Lazurite? http://digital.library.wisc.edu/1793/11597 Lazulite or Lazurite? Cordua, William S. (William Sinclair), 1947- 2 p. Thu, 29 Oct 1998 22:58:59 GMT