U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Maps showing thickness and general distribution of Mesozoic and Paleozoic rocks in south-central Montana
  • Author(s): Rogers, C.P., Gardner, L.S., and Hadley, H.D.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Oil and Gas Investigations Map OM-43
  • Publication Date: 1945
  • Map Scale: 1:1,330,560
  • Cross Section: Yes
  • North Latitude: 47° 17' 0" N (47.2833)
  • South Latitude: 44° 47' 0" N (44.7833)
  • East Longitude: 106° 55' 30" W (-106.9250)
  • West Longitude: 111° 57' 30" W (-111.9583)
  • Corrections to this entry?
* See base map disclaimer below.

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.