Now showing items 21-40 of 600

    • Minnesotaite 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1990)
    • Minerals of the Bronk Quarry, near Winona, Minnesota 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1990)
    • Mineral named for Iowa 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1990)
    • What's in a mineral name? 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1990)
    • Minerals of the Lynne Deposit, Oneida County, Wisconsin 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1991)
    • Minnesota kimberlites 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1991)
    • Spring thaw 

      Goldin, Phyllis (1991)
      Artist's statement: "Spring Thaw, released in 1991, includes a stunning piano solo (the title cut), continuing the 'journal in song' begun on the first album. This cassette recording represents a delightful mix of sensitivity ...
    • Minerals of the Bend Deposit, Taylor County, Wisconsin 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1991)
    • Mineral named after a continent 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1991)
    • Temples of galena 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1991)
    • Lustrous behavior 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1992)
    • Petrifying wood 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1992)
    • Wisconsin talc 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • Moonmilk 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • Fire of opal 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • New places to look for diamonds 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • Moon mineral found on Earth 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • Geology and the growth of downtown Stillwater 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1993)
    • Epidote 

      Cordua, William S. (William Sinclair), 1947- (St. Croix Rockhounds, Stillwater, MN, 1994)
    • American eyes 

      Goldin, Phyllis (1994)