GSI Bedrock Geology 100k Series (1:100,000)

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This data represents the latest version of the bedrock geological dataset for the Rep of Ireland at the 1:100,000 scale digital geological map series. The dataset comprises 4 key feature-classes. 1) Bedrock Rock Units 1:100k - A polygon shapefile that contains bedrock geological information on Stratigraphy, Igneous, Lithology and Diagentic codes, their unitnames and brief descriptions. 2) Bedrock Stratigraphic and Structural lines 1:100k - A linework shapefile that contains structural geological linework codes, stratigraphic geological line codes and descriptions and map sheet cross sections as per paper printed maps. 3) Bedrock Structural Symbols 1:100k - A point shapefile that contains selected structural data from the 19th century 6" mapping. 4) Bedrock Outcrop - A polygon shapefile that contains outcrop locations from the 19th century 6" inch mapping and other sources such as mineral exploration reports

Two lexicon tables are also included in the download and are related to the linework and polygon files to provide more detailed information on the represented geological formations

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