Yeliu Gr
Period:
Paleogene, Neogene
Age Interval:
Oligocene-Miocene, N, (33)
Province:
Taiwan
Type Locality and Naming
Northernmost Taiwan. The type section is located at Yeliuzhen, 8 km to northwest of Jilong City, Taiwan Province. It was named and surveyed by He C. in 1975.
Lithology and Thickness
It is the first sediment cycle in Miocene in western Taiwan, characterized by the sandstone and shale intercalated with coal seam and volcanic rock. It consists of a lower Mushan Fm and an upper Daliao Fm. The thickness is 750-1250 m.
Lithology Pattern:
Sandstone
Relationships and Distribution
Lower contact
It is conformable in contact to the underlying Wuzhishan Fm.
Upper contact
It is conformable in contact to the overlying Ruifang Gr.
Regional extent
GeoJSON
null
Fossils
Age
Age Span:
Beginning stage:
Aquitanian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
23.04
Ending stage:
Burdigalian
Fraction up in the ending stage:
1.0
Ending date (Ma):
15.99
Depositional setting
It is interpreted to consist of littoral Mushan Fm with coal seam and epicontinental marine Daliao Fm.
Depositional pattern:
Additional Information
Compiler:
Tao Deng, Sukuan Hou, J.Z. Qigao, Q. Li, Q.Q. Shi, B.Y. Sun, S.Q. Wang, F.X. Wu