Where: Montana · North America · approx. 46.26, -113.68 (vicinity only)
Why this spot: Tertiary placer
What turns up: Fancy sapphires screened from gravel at fee operation
Access: Permission required.
Private fee gravel-buying operation; buy buckets to wash.
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.