Where: Kansas · North America · approx. 38.79, -100.76 (vicinity only)
Why this spot: Cretaceous Niobrara Chalk
What turns up: Shark teeth, fish, marine reptile and Pteranodon fragments
Access: Permission required.
Monument Rocks itself is protected; surrounding chalk is on private ranches requiring permission.
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.