Allyn River Member
| Allyn River Member | |
|---|---|
Ma | |
 A cliff above the Allyn River, Australia | |
| Type | Geological formation |
| Unit of | Flagstaff Formation, Australia |
| Thickness | up to 1,000 metres (3,280 ft) |
| Lithology | |
| Primary | Sandstone, mudstone |
| Other | Turbiditic sedimentary structures |
| Location | |
| Coordinates | 32°18′29″S 151°30′53″E / 32.308110°S 151.514747°E |
| Region | Hunter Valley |
| Country |  Australia |
| Type section | |
| Named for | Allyn River |
| Named by | D.Lindley |
| Year defined | 1988 |
| Region | New South Wales |
| Country | Australia |
| Thickness at type section | 740 |
  Allyn River Member (Australia)  Allyn River Member (New South Wales) | |
The Allyn River Member is a
New England Orogen
in eastern Australia.
Seen in the
Ma.
, it is part of the Flagstaff Formation of sedimentary rocks.
This formation includes green to brown, medium thickly bedded
See also
- New England Orogen
References
- ^ "Allyn River Member". Geo Science Australia. Australian Government. Retrieved 16 October 2020.
- ^ Roberts, J., Engel, B., Lennox, M., Chapman, J., 1991, Dungog, New South Wales 1:100 000 Geological Sheet 9233, Geological Survey of New South Wales. 1:100,000 geological sheet series, 1v, Map
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