NC Geologic Map Data (0)
| amphibolite |
| arenite |
| biotite gneiss |
| clay or mud |
| conglomerate |
| diabase |
| felsic gneiss |
| felsic metavolcanic rock |
| gabbro |
| gneiss |
| granite |
| granitic gneiss |
| granitoid |
| greenstone |
| intermediate metavolcanic rock |
| limestone |
| mafic metavolcanic rock |
| marble |
| meta-argillite |
| metamorphic rock |
| metasedimentary rock |
| mica schist |
| mudstone |
| phyllite |
| quartz diorite |
| quartzite |
| sand |
| sandstone |
| schist |
| shale |
| siltstone |
| slate |
| syenite |
| terrace |
|