2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an... Minnesota Geological Survey.
Search Results
2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Aggregate (crushed rock, sand and gravel) endowment map of northwest Itasca County, scale 1:100,000. Minnesota Geological Survey.
2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an... Minnesota Geological Survey.
2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Aggregate (crushed rock, sand and gravel) endowment map of northeast Itasca County, scale 1:100,000. Minnesota Geological Survey.
2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an... Minnesota Geological Survey.
2005. Jennings, Carrie E., Jirsa, Mark A., and Meyer, Gary N. Aggregate (crushed rock, sand and gravel) endowment map of southeast Itasca County, scale 1:100,000. Minnesota Geological Survey.
1984. Jirsa, Mark A. and Meyer, Gary N. Bedrock (crushed rock) aggregate resources, geologic map units, seven county metropolitan area, Minnesota, scale 1:250,000. Minnesota Geological Survey.
1986. Bloomgren, Bruce A., Jirsa, Mark A., and Olsen, Bruce M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Twin Cities, seven-county metrop... Minnesota Geological Survey.
1986. Bloomgren, Bruce A., Jirsa, Mark A., and Olsen, Bruce M. Bedrock topopgrapy (elevation of the bedrock surface) of the Twin Cities, seven-county metropolitan area, scale 1:125,000. Minnesota Geological Survey.
1999. Jirsa, Mark A. and Peterson, Dean M. Compilation of interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), mineral exploration dat... Minnesota Geological Survey.
- « Previous
- Next »
- 1
- 2
- 3
- 4