Mudstone from North Carolina, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
Horton, John D., San Juan, Carma A., Stoeser, Douglas B. (2017) The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. Data Series, US Geological Survey. doi:10.3133/ds1052 | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |