Where: Maine · North America · approx. 44.28, -70.95 (vicinity only)
Why this spot: Volcanic rock with amethyst bearing seams
What turns up: Amethyst and smoky quartz crystals in weathered rhyolite
Access: Open / legal.
In the White Mountain National Forest; a free permit from the ranger district allows hand collecting.
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.