(records per page: ) Select a quadrangle: 
Found: 63  Previous  Next  1 - 20
IDLocality No.Sample No.USGS No.Quadrangle FormationAge 
99981ADu15A81ADu15A10943-SDCircle  No DataLochkovian - PragianSelect
100181ADu1781ADu1710944-SDCircle  No DataDevonianSelect
100281ADu2281ADu22 Circle  No DataNo DataSelect
1017881AWr177E81AWr177E Circle  No DataPrecambrian - Early CambrianSelect
1020080AWr308480AWr3084 Circle B-4 No DataNo DataSelect
162979AFr56479AFr564 Circle B-6 No DataNo DataSelect
300168ACn 157168ACn 1571 Circle C-1 No DataOrdovician - PermianSelect
114068ACn110168ACn1101 Circle C-2 No DataNo DataSelect
114168ACn110268ACn1102 Circle C-2 No DataNo DataSelect
114468AWe20068AWe200 Circle C-2 No DataNo DataSelect
114568AWe20268AWe202 Circle C-2 No DataNo DataSelect
114668AWe20368AWe203 Circle C-2 No DataNo DataSelect
797481ADu1881ADu18 Circle C-2 No DataNo DataSelect
797581ADu1981ADu1910786-SDCircle C-2 No DataEmsian - EifelianSelect
1001380ATx9380ATx93MR 1851Circle C-2 No DataNo DataSelect
1001480ATx9180ATx91MR 1852Circle C-2 No DataNo DataSelect
1001580ATx10280ATx102MR 1853Circle C-2 No DataNo DataSelect
1019180AWr30480AWr304 Circle C-2 No DataOrdovician - PermianSelect
1019380AFr30780AFr30710314-SDCircle C-2 No DataEarly Devonian - Middle DevonianSelect
1019380AFr30780AFr30710314-SDCircle C-2 No DataSiegenian - EifelianSelect