Where: Queensland · Oceania · approx. -23.32, 142.78 (vicinity only)
Why this spot: Cretaceous ironstone
What turns up: Boulder opal and seam opal in ironstone south of Winton
Access: Open / legal.
Opalton has a designated public fossicking area; a Queensland Fossicking Licence is required, surrounding claims and leases need permission.
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.