Havey Tourmaline Quarry: Rockhounding in Franklin County, Maine

Updated June 2026

Havey Tourmaline Quarry is a mapped rockhounding spot in Franklin County, Maine. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Paid / fee dig
County: Franklin County
State: Maine
Nearest road: True Hill Road
Postcode: 04983
Coordinates: 44.83330, -70.22030

Geology at Havey Tourmaline Quarry

This spot sits on Seboomook Formation Temple Stream member, mapped as schist that formed roughly 420 to 395 million years ago. Metamorphic rock like this weathers into resistant float, and minerals that survive transport typically concentrate in nearby drainages.

Mapped unit: Seboomook Formation Temple Stream member
Age: 420–395 Ma (Early Devonian)
Rock types: schist
Elevation: 710 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Havey Tourmaline Quarry

Best months: April to October. Typical highs run 78°F in midsummer and 26°F in midwinter, with winter lows near 5°F.

Climate normals: NOAA 1991-2020 monthlies, FARMINGTON station (10 mi away), adjusted for elevation.

Land & collecting status

Pay-to-dig site

This is a fee-dig location. Hours, prices, and what you can keep vary by operator. Call ahead before driving out.

Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.

Sources & verification

Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.

State guidance last verified: April 1, 2026

Maine Geological Survey
Maine Mineral & Gem Museum
Acadia National Park rules
Community submissions reviewed against published agency rules

Nearby rockhounding spots

Other rockhounding spots within driving distance of Havey Tourmaline Quarry.

Across the state line from Havey Tourmaline Quarry

Havey Tourmaline Quarry is close enough to the Maine border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Havey Tourmaline Quarry FAQ

Where is Havey Tourmaline Quarry?+

Havey Tourmaline Quarry is in Franklin County, Maine, at 44.83330, -70.22030. Nearest road: True Hill Road.

What rocks and minerals can you find at Havey Tourmaline Quarry?+

Havey Tourmaline Quarry is on the rockhounding map but no minerals are listed in our reference. Open RockHoundR to see what other rockhounds have logged.

Is collecting allowed at Havey Tourmaline Quarry?+

Pay-to-dig site. This is a fee-dig location. Hours, prices, and what you can keep vary by operator. Call ahead before driving out. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Havey Tourmaline Quarry?+

A rock hammer, sturdy gloves, safety glasses, and a collecting bag cover the basics here. Add a spray bottle: wet rock shows color and pattern that dry rock hides.

When is the best time to visit Havey Tourmaline Quarry?+

The most comfortable months at Havey Tourmaline Quarry are April to October.

How do I get to Havey Tourmaline Quarry?+

Open the directions link to navigate to 44.83330, -70.22030 in Google Maps. The nearest road is True Hill Road.

More rockhounding in Maine

See all 31 Maine spots →

Open Havey Tourmaline Quarry on the map

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