Reconnaissance geologic map of O'Leary Lake quadrangle, St Louis County, Minnesota, M-21
Description
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the O'Leary Lake quadrangle, scale 1:24,000.
Viswanathan, S., Dr. (1974). Reconnaissance geologic map of O'Leary Lake quadrangle, St Louis County, Minnesota, M-21. Minnesota Geological Survey. https://reflections.mndigital.org/catalog/mgs:793 (map)