Short description:
Silurian Reef Areas, 1992 (1:500,000) - Shows the general locations of Silurian reef bank formations, including two major reef bank areas known as the 'Fort Wayne bank area' and the 'Terre Haute bank area.' Digitized and modified from the following published map: Indiana Geological Survey Miscellaneous Map 54. This shapefile can be used in conjunction with SILURIAN_REEF_POINTS_MM54_IN.SHP.

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

Credits:
Indiana Geological Survey, IGS Miscellaneous Map 54
FGDC Metadata:
Download:Download a zip file that contains an ESRI Shape File and associated metadata:
Silurian_Reefs_Polygons.zip
Opacity: 1