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NEW HAMPSHIRE LOCAL FIELD REGION

Great Bay Glacial & Tidal Geology Rockhounding Guide

Protected estuarine research and glacial sediment context.

Open this region on the main mapBack to Portsmouth

LOCAL INTERACTIVE MAP

Great Bay Glacial & Tidal Geology local map

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

85records within 50 mi
Map
Land intelligence
Precision
This hub map shows nearby records only.Land and claim layers are planning aids, not collecting permission.
Smoky quartz/pegmatite comparison. General comparison image, not a photograph of this specific field region.
Smoky quartz/pegmatite comparison

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 Great Bay Glacial & Tidal Geology

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

Research1.4 mi

Road Quartz

Mineral resource occurrence

USGS Research
Research4.5 mi

James S Pike

Mineral resource occurrence

USGS Research
Research6.4 mi

Coakley Pit

Mineral resource occurrence

USGS Research
Research8.3 mi

Smith Mine

Mineral resource occurrence

USGS Research
Research10.5 mi

Corson Mine

Mineral resource occurrence

USGS Research
Research14.6 mi

Mcgall Mine

Beryllium, Lithium

USGS Research
Research16.9 mi

Welch Mine

Mineral resource occurrence

USGS Research
Research16.9 mi

Blake Mine

Mineral resource occurrence

USGS Research
Research16.9 mi

Chandler Mine

Mineral resource occurrence

USGS Research

USA Rockhounding

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

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Field principle

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

Search broadly · verify carefully · respect the land

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