Where: Minnesota · North America · approx. 44.92, -93.13 (vicinity only)
Why this spot: Decorah Shale brick-clay pits long famous for Ordovician fossils
What turns up: brachiopods, bryozoans, trilobite parts
Access: Restricted.
City fossil permits suspended after slope failures; check current status with St. Paul.
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.