• Upper Cambrian and Lower Ordovician Isopach and Lithofacies (GIS data, polygon features)
• Cambrian and Lower Ordovician Isopach (GIS data, line features)
• Upper Cambrian - Lower Ordovician Lithology Siltstone (GIS data, line features)
• Upper Cambrian - Lower Ordovician Lithology Shale (GIS data, line features)
• Upper Cambrian - Lower Ordovician Lithology Carbonates (GIS data, line features)