Geologic Map - St. Francois Mountains Terrane

St. Francois area geologic map

Detailed Description

Simplified regional geologic map of Mesoproterozoic rocks in St. Francois Mountains terrane, showing distribution of volcanic and intrusive rocks, caldera boundaries, and mineral deposits and prospects. Modified from Kisvarsanyi (1981). From Day and others, 2016, doi:10.2113/econgeo.111.8.1825.


Image Dimensions: 960 x 1280

Date Taken:

Location Taken: MO, US


Day and others, 2016, doi:10.2113/econgeo.111.8.1825.
Day, W.C., Slack, J.F., Ayuso, R.A., and Seeger, C.M., 2016, Regional Geologic and Petrologic Framework for Iron Oxide ± Apatite ± Rare Earth Element and Iron Oxide Copper-Gold Deposits of the Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA: Economic Geology, 111(8), p. 1825–1858, doi:10.2113/econgeo.111.8.1825.