Where: Northland · Oceania · approx. -35.55, 174.23 (vicinity only)
Why this spot: Hydrothermal silica
What turns up: Silica sinter, quartz, chalcedony and cinnabar-bearing rock
Access: Permission required.
Historic field on private and leasehold land; collecting needs the landholder's 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.