Where to Find Muscovite in Maine

Maine has 5 mapped collecting spots that report muscovite, spread across 3 counties. The largest share sits in Oxford County County with 3 spots. 5 of the spots are on land mapped as publicly accessible.

Spot list checked against source data on April 1, 2026.

Standout muscovite spots in Maine

Hand-picked from the full list below, with the reason each one earns a trip.

Edgecomb Quarry (Schmid Preserve)
Lincoln County County
The Edgecomb pegmatite pits sit inside the 766-acre Schmid Preserve, town land laced with more than seven miles of public trails, where 1880s feldspar and mica workings exposed almandine garnet, beryl, and aquamarine. The preserve is free and open to the public. Smoky quartz and muscovite occur in the same pegmatite.
Deer Hill (White Mountain National Forest)
Oxford County County
Deer Hill is a US Forest Service designated mineral collecting area in the White Mountain National Forest, known for amethyst recovered by screening the sandy soil. Feldspar, beryl, garnet, columbite, and pyrite are also documented at the site. Hobby collecting is allowed under a no-fee day permit.

Best counties for muscovite in Maine

Ranked by the number of mapped muscovite spots. County links open the full rockhounding page for that county.

Every muscovite spot we track in Maine

Sorted by county. Coordinates open in Google Maps.

Spot	County	Minerals	Coordinates	Access
Pitts Garnet MineWoodman Hill Road	Androscoggin County	Actinolite Calcite Diopside Garnet Molybdenite Quartz Titanite Clinozoisite +4 more	44.1056, -70.3332	Public
Edgecomb Quarry (Schmid Preserve)River Link	Lincoln County	Almandine Garnet Beryl Aquamarine Smoky Quartz Feldspar Muscovite	43.9632, -69.6178	Public
Deer Hill (White Mountain National Forest)Evergreen Valley Road	Oxford County	Amethyst Beryl Feldspar Garnet Muscovite	44.2313, -70.9801	Public
Deer Hill MineralEvergreen Valley Road	Oxford County	Amethyst Quartz Feldspar Beryl Garnet Columbite Pyrite Muscovite	44.2313, -70.9799	Public
Singepole Mountain QuarrySingepole Trail	Oxford County	Almandine Garnet Beryl Biotite Fluorapatite Microcline Muscovite Quartz Schorl	44.2267, -70.4536	Public

Before you go

Read the muscovite identification guide so you know what a keeper looks like in the field: Muscovite in the encyclopedia.

Muscovite in Maine FAQ

Where can you find muscovite in Maine?+

The mapped spots concentrate in Oxford County County, Androscoggin County County, and Lincoln County County. Every spot on this page appears on the map above with coordinates and access notes.

How many muscovite spots are mapped in Maine?+

5 spots across 3 counties. The RockHoundR app keeps the same spots on an offline map with public land overlays, geology layers, and your saved finds.

Is it legal to collect muscovite in Maine?+

Hand collecting of common rocks and minerals in small amounts for personal use is generally allowed on BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are closed to collecting. 5 of the 5 mapped spots here sit on land marked public. Always confirm current rules with the managing agency before you dig.

More minerals to hunt in Maine

Hunt muscovite in Maine with the map in your pocket

RockHoundR puts these spots on an offline map with BLM and Forest Service overlays, geology layers, and a log for your finds.