Roubidoux Formation

Sandstone, chert and interbedded dolomite
State Missouri
Name Roubidoux Formation
Geologic age Early Ordovician-Ibexian Series
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Chemical > Chert (Bed)
Minor
Sedimentary > Carbonate > Dolostone (Bed)
Comments IN SOUTHEAST MO-Roubidoux FM- (250 ft. max) sandstone, chert and some interbedded cherty dolomite. Host to barite deposits on the northwest flank of Ozark Uplift.
References

Howe, W.B. and Koenig, 1961, The Stratigraphic Succession in Missouri: Missouri Geological Survey and Water Resources, Vol XL. 2nd Series.

NGMDB product
Counties Benton - Bollinger - Butler - Camden - Carter - Cole - Crawford - Dallas - Dent - Douglas - Franklin - Gasconade - Greene - Hickory - Howell - Iron - Jefferson - Laclede - Maries - Miller - Moniteau - Morgan - Oregon - Osage - Ozark - Perry - Pettis - Phelps - Pulaski - Reynolds - Ripley - Sainte Genevieve - Saint Francois - Shannon - Texas - Washington - Wayne - Webster - Wright