Geoje: Hakdong Mongdol black-pebble beach

ROCKHOUNDING RESTRICTED DOCUMENTED

Where: East Asia · Asia · approx. 34.77, 128.64 (vicinity only)

Why this spot: Rockhounding locality: the 'black pearl' mongdol shingle strand at Hakdong on Geoje island, inside the Geoje-Haegeumgang district of Hallyeohaesang National Park

What turns up: eyes-only: jet-black polished mongdol pebbles that rattle and sing in the backwash

Access: Restricted.

Inside a Korean national park: taking mongdol pebbles is prohibited, fines are posted at the beach, keep it strictly eyes-only

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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.