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MICHIGAN LOCAL FIELD REGION

Isle Royale Protected Geology Rockhounding Guide

Protected National Park Service volcanic and mineral resource viewing context, not collecting access.

Open this region on the main mapBack to Houghton

LOCAL INTERACTIVE MAP

Isle Royale Protected Geology local map

Explore nearby Michigan records without leaving this hub. Status, coordinate precision and access evidence determine whether a pin is a realistic field destination.

49records within 70 mi
Map
Land intelligence
Precision
This hub map shows nearby records only.Land and claim layers are planning aids, not collecting permission.
Historic copper-mining context. General comparison image, not a photograph of this specific field region.
Historic copper-mining context

Reference photograph used for rock and mineral identification. It is not from this exact location or a guarantee that collecting is permitted.

Mapped leads in Isle Royale Protected Geology

The records below may represent collecting sites, managed programs, protected resources or research-only geology. Their individual status is more important than proximity.

Research55.0 mi

Lizzardo

Copper

USGS Research
Research55.5 mi

543-S

Copper

USGS Research
Research57.2 mi

G-12

Copper

USGS Research
Research58.1 mi

G-13

Copper

USGS Research
Research60.4 mi

G-2

Copper

USGS Research
Research60.9 mi

Clark

Copper

USGS Research

USA Rockhounding

A 50-state field atlas for finding places, understanding current status, and navigating carefully.

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A map marker helps you investigate a place. It does not replace current land ownership, posted rules, permits, claims, closures, or local restrictions.

Metal detecting

USA Rockhounding · 50-state field discovery

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