Skip to main content

DIABASE DIKES AND SILLS

DIABASE DIKES AND SILLS
State Missouri
Name DIABASE DIKES AND SILLS
Geologic age Precambrian [Y]
Comments diabase and grabbro dikes and sills
Primary rock type diorite
Secondary rock type gabbro
Other rock types
Lithologic constituents
Major
Igneous > Plutonic > Dioritic (Diabase)
Igneous > Plutonic > Gabbroic > Gabbro (Dike or sill)
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.
Counties Iron - Madison - Reynolds - Sainte Genevieve - Washington