Where: Belgium · Europe · approx. 50.68, 4.16 (vicinity only)
Why this spot: Rockhounding locality: porphyry with zeolites
What turns up: analcime, natrolite, calcite, quartz
Access: Prohibited / view only.
Quenast is a very large active porphyry quarry (largest in Europe); no collecting without formal access.
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.