University of Wisconsin Digital Collections
Link to University of Wisconsin Digital Collections
Link to University of Wisconsin Digital Collections
Ecology and Natural Resources Collection

Page View

Bureau of Mines / Minerals yearbook 1990
Year 1990, Volume 2 (1990)

Aase, James H.
Minnesota,   pp. [270]-281 PDF (1.4 MB)


Page [270]

 LEGEND 
  State boundary 
———-  County boundary 
 0 CapItal 
 . City 
~ — Waterway 
—  Crushed stone/sand 
  & gravel districts 
 MINERAL SYMBOLS 
 Clay Clay 
 cs Crushed Stone 
 D-O Dimension GranIte 
 D-L Dimension Limestone 
 F. Iron u!!! Umeplant 
Pest Pest 
 so Sand and Gravel (~ ~1 Concentration of 
~. .-, mineral operations 
  Principal Mineral.Producing LocalitiesMINNESOTA 


Go up to Top of Page