Short description:
Silurian Reefs, 1992 (1:500,000) - Shows Silurian reefs, which are geologically significant in the exploration and development of oil and gas fields and industrial minerals. Digitized and modified from the following published map: Indiana Geological Survey Miscellaneous Map 54. This shapefile can be used in conjunction with SILURIAN_REEF_POLYGONS_MM54_IN.SHP.

Tags:
IndianaMap, IGS, Indiana, reef, fossil, paleobiology, paleontology, limestone, bedrock, petroleum, economy, geoscientificInformation

Credits:
Indiana Geological Survey
FGDC Metadata:
Download:Download a zip file that contains an ESRI Shape File and associated metadata:
Silurian_Reefs_Points.zip
Opacity: 1