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MISSOURI LOCAL FIELD REGION

St. Francois Mountains Igneous Rocks Rockhounding Guide

Rhyolite and granite research distinct from surrounding Ozark limestone.

Open this region on the main mapBack to Fredericktown

LOCAL INTERACTIVE MAP

St. Francois Mountains Igneous Rocks local map

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

100records within 55 mi
Map
Land intelligence
Precision
This hub map shows nearby records only.Land and claim layers are planning aids, not collecting permission.
Drusy quartz / silica reference. General comparison image, not a photograph of this specific field region.
Drusy quartz / silica reference

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 St. Francois Mountains Igneous Rocks

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

Research1.0 mi

Madison Mine

Lead, Copper, Cobalt, Nickel, Iron, Silver

USGS Research
Research1.0 mi

Ruth

Lead, Cobalt, Copper

USGS Research
Research1.6 mi

Schulte

Lead, Cobalt, Copper

USGS Research
Research2.8 mi

Fox Mine

Lead, Copper, Nickel, Cobalt

USGS Research
Research7.2 mi

Higdon

Lead

USGS Research
Research10.6 mi

Silver Mine

Tungsten, Silver, Lead, Zinc

USGS Research
Research18.0 mi

Doe Run

Lead

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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