What is here

Late Cretaceous Maastrichtian chalk with marine fossils

Materials / interest: Limestone, Bivalves, Fossils, Mosasaur Fossils

Collecting and access

Fossil searching only through the managed OERRR fossil-day activity or another explicitly authorized program. Participants search prepared marl blocks/gravel and can bring a container for finds.

Navigate to D’n Observant; the activity pavilion is reached on foot. Use the exact instructions on the booked event.

Detailed status

managed

Permission

Not flagged

Permit

Not flagged

Fee

Required

Guide

Required

Booking

Required

Surface collecting

managed

Hammering

managed

Digging

no

Safety

Quarry terrain and foot access; wear suitable footwear and remain with the activity.

Seasonal / timing conditions

Event/date specific; do not assume quarry collecting outside a booked fossil activity.

Review status

Access reviewed: 2026-09-13 · Sources reviewed: 2026-09-13 · Next scheduled review: 2026-12-12.

Recheck access, closures, permissions and current source instructions before field travel.