Where: Southern Europe · Europe · approx. 40.9, -0.9 (vicinity only)
Why this spot: red quartz (Jacinto de Compostela)
What turns up: Red iron-stained quartz crystals ('Jacinto de Compostela') weather from Triassic gypsum marls in Aragon.
Access: Open / legal.
Open public collecting under BLM or public-land casual-use rules: reasonable personal amounts, hand tools, no claim-jumping, no resale. Confirm current status before you go.
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.