Digital Bedrock Geologic-GIS Map of Saugus Iron Works National Historic Site, Massachusetts (NPS, GRD, GRI, SAIR, SAIR_bedrock digital map) adapted from a Massachusetts Geological Survey Preliminary Report map by Kopera (2011) and a U.S. Geological Survey Miscellaneous Field Studies Map by Kaye (1980)
The Digital Bedrock Geologic-GIS Map of Saugus Iron Works National Historic Site, Massachusetts is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (sair_bedrock_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, …