Rockhounding Map & Sites in Maine: 35 Locations for Crystal Hunting, Gem Mining & More
Maine Locations
35 locations found in Maine
Maine has 35 documented rockhounding and rock hunting sites, including locations for Quartz, Feldspar, and Beryl. Whether you're crystal hunting, gem mining, or mineral collecting, most sites are on public land and free to access. Use the interactive map above to filter by mineral type, location type, and find GPS coordinates for each site.
Last updated: — 35 verified locations
Recommended Gear for Maine
Estwing E3-22P Rock Pick
The industry-standard 22oz geological hammer. One-piece forged steel with shock-reduction grip.
Clear Anti-Fog Safety Glasses (4 Pack)
Adjustable, anti-fog lenses for clear vision in any conditions. About $5 per pair.
Watertight Medical Kit
Compact, waterproof first aid kit with bandages, moleskin, and field essentials.
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The Best Rockhounding Sites in Maine
The amethyst locality of New England. The Deer Hill Mineral Collecting Area is documented for amethyst along with beryl, garnet, columbite, and feldspar — and it’s designated collecting ground, one of the few places in the Northeast where digging is the intended use. Bring a shovel and screen; the amethyst comes out of the soil.
Topaz in Maine. The Lord Hill Mineral Collecting Area is documented for topaz, phenakite, garnet, quartz, and feldspar — phenakite being a rarity almost nowhere else in the region offers. A companion dig to Deer Hill across the Evans Notch country; hunt the dumps and turn every white crystal to the light.
A city park with gem tourmaline. Auburn’s Mount Apatite quarries are documented for green elbaite tourmaline, purple fluorapatite, green and pink beryl, aquamarine, lepidolite, and rhodochrosite. The old feldspar workings have produced Maine gems since the 1800s, and the park is open to hand collecting — the most accessible pegmatite in the state.
The quarry that produced beryl crystals the size of telephone poles in the 1920s. Bumpus is documented for golden beryl, aquamarine, rose quartz, smoky quartz, almandine garnet, columbite, and zircon. Private ground — collecting requires permission or an organized club dig, which Maine’s mineral clubs run regularly.
Maine’s classic fee-dig operation. The camps offer paid access to pegmatite workings documented for tourmaline, beryl, quartz, feldspar, and mica — with lodging on site and dumps refreshed from active quarries. The reliable answer to “where can I actually dig for Maine gems?” without chasing landowner permission.
Maine’s gold-panning river. The Swift is documented for placer gold along with garnet, staurolite, magnetite, and scheelite in its gravels — fine gold with occasional pickers, panned from bedrock crevices and inside bends. Public panning access has made this western Maine’s summer tradition for generations.
The Downeast surprise: coastal volcanics documented for agate, amethyst, bloodstone, chalcedony, prehnite, datolite, and stilbite. Perry’s shoreline cobbles carry the agates — walk the beach gravel on a falling tide. Nothing else in Maine collecting looks like this suite.
Rockhounding Regions of Maine
| Region | Top sites | What you'll find |
|---|---|---|
| Oxford County pegmatite belt | Bumpus Quarry, Hedgehog Hill, Singepole Mountain, Havey Quarry | The classic Maine pegmatite suite — golden beryl, aquamarine, tourmaline, almandine garnet, rose and smoky quartz, columbite, and zircon |
| Evans Notch collecting areas | Deer Hill, Lord Hill | Amethyst at Deer Hill and topaz with rare phenakite at Lord Hill — the two designated mineral collecting areas on National Forest land |
| Auburn–Poland gem district | Mount Apatite, Poland Mining Camps, Havey | Green and pink tourmaline, purple fluorapatite, green and pink beryl, and lepidolite in the Androscoggin County quarries |
| Swift River gold country | The Swift River | Placer gold with garnet, staurolite, magnetite, and scheelite — Maine’s panning river |
| Downeast coast | Perry, Lubec, the Passamaquoddy Bay shore | Agate, amethyst, bloodstone, prehnite, and zeolites in the coastal volcanics, plus the old Lubec lead workings on the bay |
What Minerals & Gems Can You Find in Maine?
Maine has 82 documented specimen types across 35 sites. Here are the most commonly reported:
Click on any specimen above to see all locations where it can be found in Maine.
Best Time for Crystal Hunting in Maine
Maine’s collecting season is May through October — Oxford County’s quarry roads are often impassable in winter, and snow buries the dumps. June brings severe black flies to the pegmatite country; carry a head net or wait for July. Fall is the sweet spot: bug-free, cool digging weather, and low brush around the workings.
Swift River gold panning peaks in late summer, when low water exposes bedrock crevices and gravel bars you can’t reach in the spring runoff. The Downeast coast at Perry follows the tide, not the calendar — hunt the cobble beaches on a falling tide, and after storms that turn fresh gravel.
Fee digs and club trips run on their own schedules: Poland Mining Camps operates seasonally, and the Maine mineral clubs organize summer digs that open private quarries like Bumpus that are otherwise off-limits. If a site’s access says permission required, a club membership is usually the cheapest way in.
Check current weather and road conditions before heading out, especially for remote BLM and Forest Service roads.
Where to Find Tourmaline in Maine
Maine is the East Coast capital of gem tourmaline. The Oxford County pegmatite belt — a chain of lithium-rich pegmatite intrusions running from Albany to Newry — has produced world-class elbaite tourmaline since 1820. These pegmatites formed roughly 270 million years ago when silica-rich melts cooled slowly enough for large crystals to grow in pockets lined with clevelandite feldspar and lepidolite mica.
Top sites:
- Mount Mica, Paris, Oxford County — The first gem tourmaline locality in North America (discovered 1820). Private claim. Periodic fee digs are offered by the current operators — check locally for schedules. Produces green, pink, and watermelon tourmaline in pegmatite pockets.
- Dunton Quarry, Newry, Oxford County — Private claim on Plumbago Mountain. Known for large blue-cap and green tourmaline crystals. Access by arrangement only.
- Perham's of West Paris — A rock shop and fee dig quarry operation. Good introductory site for beginners. Tourmaline, beryl, and quartz crystals in pegmatite tailings.
Maine tourmaline occurs as prismatic crystals with vertical striations and a rounded triangular cross-section. Pink, green, and bicolor (watermelon) varieties are present. Look for the purple lepidolite mica and white clevelandite feldspar — pocket zones form where these minerals concentrate. A crack hammer and cold chisels are standard tools for working pegmatite. Sedan access to most fee dig sites.
Where to Find Beryl in Maine
The same Oxford County pegmatites that produce tourmaline also yield beryl in green (common beryl), blue (aquamarine), and golden (heliodor) varieties. Beryl forms large hexagonal prisms — some Maine specimens exceed 12 inches in length. The mineral crystallizes in the intermediate zones of pegmatite bodies where beryllium concentrates during the final stages of magma cooling.
Top sites:
- Mount Apatite, Auburn, Androscoggin County — Town-owned land, open to public collecting. Multiple old pegmatite quarry pits with beryl, tourmaline, apatite, and fluorapatite. Hand tools only. Sedan access to parking area; short walk to the pits.
- Bennett Quarry, Buckfield, Oxford County — Fee dig site operated seasonally. Produces aquamarine, green beryl, and quartz crystals in pegmatite. Tools provided or bring your own hammer and chisels.
Beryl is hexagonal, hardness 7.5-8, and has a vitreous luster. In Maine pegmatites it is most often pale green and translucent to opaque. Aquamarine — the transparent blue variety — is less common but present at several localities. Distinguish beryl from quartz by its hexagonal cross-section (quartz is six-sided too but has pointed terminations; beryl crystals are flat-ended or broken). Screen the pegmatite tailings carefully — small gem-quality fragments are easy to overlook.
Where to Find Amethyst in Maine
Maine produces amethyst — purple quartz — from hydrothermal veins and pegmatite pockets in the western mountains. The amethyst formed when silica-rich fluids carrying trace iron cooled within fractures in the host granite and metamorphic rock. Natural gamma radiation from surrounding potassium-rich feldspar converted the iron impurity into the color center responsible for the purple hue.
Top sites:
- Deer Hill, Stow, Oxford County — White Mountain National Forest land. Surface collecting of amethyst, smoky quartz, and topaz from weathered pegmatite float on the hillside. Moderate hike from the road. Hand tools only. AWD recommended for the access road in spring; sedan access in summer.
- Intergalactic Pit, Stow, Oxford County — A named collecting area on National Forest land near Deer Hill. Produces amethyst scepter crystals and smoky quartz from shallow pockets. Digging with hand tools is permitted.
Maine amethyst ranges from pale lavender to deep purple. Scepter crystals — where a second crystal grew atop the first — are a prized find at the Deer Hill sites. Look for quartz veins in the granite and dig where rusty iron-stained soil indicates weathered pocket material. A rock hammer, small pry bar, and a bucket for soil screening are the standard kit. Collecting season runs May through October; snow closes the access roads in winter.
Maine Rockhounding Laws & Public Land Rules
BLM Land
Maine has no BLM land.
National Forests
White Mountain National Forest (the portion extending into western Maine) allows mineral collecting for personal, non-commercial use with hand tools. No motorized equipment.
State Parks
Collecting is prohibited in Maine state parks without written authorization from the Bureau of Parks and Lands.
Collection Limits
National Forest: reasonable quantities for personal use. No specific weight limits published, but collecting must be non-commercial and low-impact.
What's Protected
Mount Mica, Dunton Quarry, and most productive pegmatite sites in Oxford County are on private mining claims. Collecting without permission is trespassing. Baxter State Park (Mount Katahdin area) prohibits all collecting. Acadia National Park prohibits all collecting.
Maine pegmatite collecting is split between a few public sites (Mount Apatite, National Forest land at Deer Hill) and numerous private claims that offer periodic fee digs. The mineral clubs of Maine and New England organize field trips with landowner access. Collecting season is May through October — winter roads in Oxford County are often impassable. Black flies are severe in June.
Official State Rocks, Minerals & Gems of Maine
State Gem
Tourmaline
State Fossil
Pertica quadrifaria
Mount Mica = first gem mineral mine in the US; world-class tourmaline still found.
Gear Checklist for Rock Hunting & Gem Mining in Maine
What you need depends on the terrain and what you are collecting. Here is a general checklist for Maine:
- Rock hammer (3 lb crack hammer for hard rock, geologist's pick for softer material)
- Safety glasses — required any time you swing a hammer
- Chisels — cold chisels for splitting seams and extracting crystals
- Bucket and bags — 5-gallon bucket, zip-lock bags for specimens
- GPS device or phone app — cell service is unreliable at most sites
- 1 gallon of water per person — minimum, more in summer
- Sturdy boots — ankle support for loose talus and mine tailings
- Field guide — a regional mineral identification guide for Maine
Always respect private property, follow Leave No Trace principles, and check current regulations before collecting. On BLM land, the general rule is 25 lbs per day plus one specimen for personal, non-commercial use.
Maine Locations (35)
- Acton Lead MinesPublic Access
- Baldpate MountainPublic Access
- Bemis Stream ProspectPublic Access
- Bumpus QuarryPublic Access
- CastineOther
- Catherine MountainPublic Access
- Deer Hill Area ProspectForest Service
- Deer Hill MineralPublic Access
- Dig Maine GemsPaid Dig Site
- Drainage ditch on the south side of Dudley Road, 70 m west of end of Turner Rd.Other
Best Rockhounding Sites in Maine
The standout collecting sites in Maine, each with a full field guide — what you'll find, how to get there, and the rules on the ground.
- Bemis Stream Prospect
[1] The DB's fuller specimen list (elbaite tourmaline, fluorapatite, spodumene, spessartine garnet) fits the pegmatite-field profile well. What's unverified is land access: Township D is unorganized territory, and Maine's unorganized townships are often held by large private forest landowners who may require permission.
- Bumpus Quarry
Bumpus Quarry in Albany Township, Oxford County, is one of Maine's most famous pegmatite localities — the mine that produced an 8-ton, 27-foot beryl crystal, among the largest ever found. Harry Bumpus opened it in 1927 to mine feldspar by hand; it operated on and off until a worker was killed by falling rock in 1966, after which it stayed closed for decades.
- Deer Hill Mineral
S. Forest Service mineral collecting area in Stow, Maine, part of the White Mountain National Forest's Saco Ranger District.
- Hedgehog Hill Quarry
Hedgehog Hill Quarry is a historic mica mine in Peru, Oxford County, Maine, part of the Oxford pegmatite field that supplied much of Maine's early 20th-century mica and feldspar mining. It's best known among collectors for good trapezohedral almandine garnet crystals.
- Lord Hill Mineral
S. Forest Service as an official mineral collecting area.
- Lubec Lead Mine
[2] The mine has been closed for well over a century with no plans to reopen, but the dumps below it, along the shoreline, are reported as a working collecting spot for sulfide and secondary minerals. This is a cold-water coastal site, not a roadside pull-off — go prepared for tidal shoreline conditions.
- Perry
Perry sits on Passamaquoddy Bay in Washington County, Maine, right near the easternmost point in the continental United States. The shoreline here is amygdaloidal basalt — old volcanic flow rock full of gas-bubble cavities that later filled with agate, calcite, and quartz.
- Poland Mining Camps (paid area)
[1] Each day trip runs about six hours with a guide, and the camps also offer cabin-style lodging for multi-day packages. If you want a genuine shot at Maine pegmatite gems — tourmaline, beryl, quartz — without years of relationship-building to get quarry access yourself, this is the established, legitimate way in.
- Porcupine Hill Quarry
Porcupine Hill Quarry is a pegmatite locality in Topsham, Sagadahoc County, Maine, part of the Topsham/Brunswick pegmatite field that made this stretch of midcoast Maine one of the state's classic mineral-collecting areas. It has produced almandine garnet, beryl, columbite, fluorapatite, quartz, schorl, and gem-grade green elbaite tourmaline.
- Ragged Jack Mountain
Ragged Jack Mountain sits in the town of Hartford, in Maine's Oxford County pegmatite belt — the same mineral-rich corridor that includes Mount Mica and Newry. A granite pegmatite dike, roughly 2 to 5 meters thick, is exposed on a southwest-facing cliff here.
What You Can Find in Maine
Dedicated maps for every mineral with 3+ documented sites in Maine:
Rockhounding clubs in Maine
Connect with a local gem and mineral society — meetings, field trips, lapidary workshops, and annual shows.
Browse Maine clubs →Explore Nearby States
Frequently Asked Questions
Where can you go gem mining in Maine?
Poland Mining Camps is the classic fee-dig — paid access to pegmatite workings documented for tourmaline and beryl, with lodging on site. The Havey Quarry also runs paid digs. For free digging, Mount Apatite in Auburn is a city park documented for gem tourmaline and apatite, and Deer Hill and Lord Hill are designated collecting areas on National Forest land. Filter the map above by access type to compare all 35 documented sites.
What gemstones are found in Maine?
Tourmaline is the state gemstone — Mount Mica in Oxford County was the first gem mine in America, and world-class tourmaline still comes out of the belt. Documented finds across the map above include green and pink elbaite, golden beryl and aquamarine, amethyst at Deer Hill, topaz and phenakite at Lord Hill, purple fluorapatite at Mount Apatite, almandine garnet, and rose quartz at Bumpus Quarry.
Where can you find agates in Maine?
The Downeast coast. Perry, on Passamaquoddy Bay, is documented for agate, amethyst, bloodstone, and chalcedony in the coastal volcanic rocks — the beach cobbles are the easiest hunting, best on a falling tide after a storm. Maine agates are a coastal specialty; the interior is pegmatite country, where quartz and beryl replace agate as the prize.
Is there a Maine rockhounding map?
Yes — the interactive map above shows 35 documented Maine locations, filterable by mineral and access type. The map splits into four stories: the Oxford County pegmatite belt, the Deer Hill and Lord Hill collecting areas near Evans Notch, the Auburn–Poland gem district, and the Downeast coast at Perry. Note that famous names like Mount Mica and Dunton are private mining claims — the map marks what’s actually collectible.
What gems, minerals, and crystals can I find in Maine?
Maine has 82 documented specimen types, including Quartz, Feldspar, Beryl, Almandine Garnet, Mica. Use the interactive map above to filter by specimen and see exactly which minerals are reported at each location.
How many rockhounding sites are mapped in Maine?
We have 35 rockhounding sites mapped in Maine with GPS coordinates, access info, and community-reported finds. New locations are added regularly through community submissions.
When is the best time to go crystal hunting in Maine?
Summer and early fall are best for rockhounding in Maine, as winter conditions make most locations inaccessible. Always check current weather and road conditions before heading out, especially for remote collecting sites.
Where can I go gem mining in Maine?
Maine has 35 mapped locations for gem mining, rock hunting, and mineral collecting. Use the interactive map above to filter by specimen type or location type. Paid dig sites offer a guided experience with tools provided, while public access sites on BLM and Forest Service land are free.
Is rock hunting legal on public land in Maine?
Casual rock hunting and mineral collecting is generally allowed on BLM and National Forest land in Maine for personal, non-commercial use. The standard BLM limit is 25 lbs per day plus one specimen, not to exceed 250 lbs per year. Always verify regulations for specific sites — national parks, monuments, and some state parks prohibit collecting. See the laws section above for Maine-specific rules.
What tools do I need for rockhounding in Maine?
Essential rockhounding tools include a rock hammer, safety glasses, chisels, a 5-gallon bucket, zip-lock bags for specimens, a GPS device or phone app, sturdy boots, and a field guide. For Maine specifically, check the gear checklist section above for terrain-specific recommendations.
⚠️ Always verify current regulations, weather conditions, and access requirements before visiting any location. Information provided is based on community submissions and may not be current or accurate.
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From our outdoor network — more ways to explore the state.