MUDLARK MAP

Explore › Pennsylvania rockhounding

Bear Valley Whaleback mine

ROCKHOUNDING GRAY AREA DOCUMENTED

Where: Pennsylvania · North America · approx. 40.77, -76.58 (vicinity only)

Why this spot: Anthracite strip pit exposing a folded whaleback with plant-rich spoil

What turns up: fern and lycopod compressions

Access: Gray area.

Long-tolerated informal access on coal company land; heed postings.

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.