LocNo: 6687Tsingyuan Fm., up. Mb., bed 9, lower pt.
| Country: |
China
|
| Province: |
Ningxia, Zhongwei Co.
|
| Locality: |
Gancaigou Xiaoyuchuan section
|
| Layer: | Tsingyuan Fm., up. Mb., bed 9, lower pt. |
| Lower Boundary: |
U Chesterian--Halian [MIS--PEN], 318.1 million years
|
| Upper Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|
| Georeference: |