MUDLARK MAP

Explore › Michigan rockhounding

Sleeping Bear Dunes Petoskey beaches

ROCKHOUNDING PROHIBITED / VIEW ONLY DOCUMENTED

Where: Michigan · North America · approx. 44.88, -86.03 (vicinity only)

Why this spot: Lake Michigan lakeshore whose coral cobbles draw heavy Petoskey stone interest

What turns up: Petoskey stones to admire and leave

Access: Prohibited / view only.

National lakeshore prohibits taking stones; hunt outside park boundaries instead.

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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.