Where: Chihuahua · North America · approx. 29.35, -104.77 (vicinity only)
Why this spot: Cretaceous to Tertiary volcanics
What turns up: Laguna lace agate with tight banding in reds, pinks and grays; nodules weathering from volcanic host.
Access: Permission required.
The productive ground is on private ranches near Ojo Laguna and Estacion Ojo Laguna; access and digging require rancher permission or fees.
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.