- Source: Freda Sandstone
- Daftar situs monolit raksasa
- Freda Sandstone
- Freda
- Munising Group
- List of sandstones
- Jacobsville Sandstone
- Oronto Group
- Nonesuch Shale
- Hunton Megagroup
- Eau Claire Formation
- Marshall Sandstone
Artikel: Freda Sandstone GudangMovies21 Rebahinxxi
The Freda Sandstone is a geologic formation in Michigan. It dates back to the Proterozoic. Lithologically, the Freda Sandstone is a lithic, red-brown, cyclic sequence of sandstones, mudstones and shales (conglomerates are rare).
References
Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.
Catacosinos, Paul (1991). "Early Sedimentary Evolution of the Michigan Basin". Geological Society of America Special Paper. 256 (1): 248. ISBN 978-0-8137-2256-6.