{ "snippet": "", "summary": "", "accessInformation": "", "thumbnail": "", "maxScale": "NaN", "typeKeywords": [], "description": "Colorado Geological Survey (COGS), as part of the United States Geoscience Information Network (USGIN), provided a geologic map from the United States Geological Survey (http://pubs.usgs.gov/of/2005/1351/#CO<\/a>). US-CO_COGS_500k_Geologic_Age (1 of 2 layers provided in this service) is a compilation dataset containing geologic units covering the State of Colorado at 1:500,000 scale. The data table includes geologic name, description, lithology, and geologic history. The data in this layer is portrayed based on geologic age.", "licenseInfo": "", "catalogPath": "", "title": "US-CO_COGS_500k_Geologic_Age", "type": "", "url": "", "tags": [], "culture": "en-US", "portalUrl": "", "name": "", "guid": "", "minScale": "NaN", "spatialReference": "" }