USGS - science for a changing world

Mineral Resources On-Line Spatial Data

EMINENCE DOLOMITE, POTOSI DOLOMITE

EMINENCE DOLOMITE - dolomite with some druse - coated chert. POTOSI DOLOMITE - dolomite with abundance of druse - coated chert.
StateMissouri
NameEMINENCE DOLOMITE, POTOSI DOLOMITE
Geologic agePhanerozoic | Paleozoic | Cambrian-Furongian [Croixian]
Original map labelCep
CommentsEminence Dolomite- (350 ft. max) massive bedded dolomite with some chert blocks, boulders and nodules; Potosi Dolomite- (300 ft. max) massive bedded dolomite with abundant quart druse chert. Some copper production at contact of Eminence Dolomite with Precambrian rhyolite.
Primary rock typedolostone (dolomite)
Secondary rock typechert
Other rock types
Lithologic constituents
Major
Sedimentary > Carbonate > Dolostone (Bed)
Minor
Sedimentary > Chemical > Chert (Bed)
Map references
Middendorf, M. A., and others, 2003, Geologic Map of Missouri: Missouri Geological Survey. Scale 1:500K
Unit references
Howe, W. B. and Koenig, 1961, The Stratigraphic Succession in Missouri: Missouri Geological Survey and Water Resources, Vol XL. 2nd Series.
CountiesBollinger - Butler - Camden - Carter - Cole - Crawford - Dent - Franklin - Iron - Jefferson - Laclede - Madison - Miller - Osage - Reynolds - Sainte Genevieve - Saint Francois - Shannon - Washington - Wayne

Show this information as [XML] - [JSON]

AccessibilityFOIAPrivacyPolicies and Notices

USA.gov logoU.S. Department of the Interior | U.S. Geological Survey
URL: https://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=MOCAep;0
Page Contact Information: Peter Schweitzer