| ID | Locality No. | Sample No. | USGS No. | Quadrangle | | Formation | Age | |
| 906 | IBR-63 (GSC no 56998) | IBR-63 (GSC no 56998) | 21615-PC | Eagle | D-1 | Calico Bluff Formation | Mississippian - Pennsylvanian | Select |
| 907 | IBR-63 (GSC no. 57065) | IBR-63 (GSC no. 57065) | 21616-PC | Eagle | D-1 | Calico Bluff Formation | Mississippian - Pennsylvanian | Select |
| 908 | IBR-63 (GSC no. 57070) | IBR-63 (GSC no. 57070) | 21617-PC | Eagle | D-1 | Calico Bluff Formation | Mississippian - Pennsylvanian | Select |