Mount Kearsage: Rose Quartz Rockhounding in Merrimack County, New Hampshire

Updated June 2026

Mount Kearsage is a mapped rockhounding spot in Merrimack County, New Hampshire. Reported finds include rose quartz. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Merrimack County
State: New Hampshire
Nearest road: Winslow Trail
Coordinates: 43.38403, -71.85748

Geology at Mount Kearsage

This spot sits on Littleton Formation, Upper unnamed member, mapped as metasedimentary that formed roughly 420 to 395 million years ago. Metamorphic terrain like this typically carries quartz veins and sweats, and weathered crystals tend to end up in the soils and streams below.

Mapped unit: Littleton Formation, Upper unnamed member
Age: 420–395 Ma (Early Devonian)
Rock types: metasedimentary
Elevation: 2,870 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 Mount Kearsage

Best months: April to October. Typical highs run 72°F in midsummer and 23°F in midwinter, with winter lows near 5°F.

Climate normals: NOAA 1991-2020 monthlies, SALISBURY station (6 mi away), adjusted for elevation.

Land & collecting status

Generally open to casual rockhounding

Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.

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.

Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.

Found at Mount Kearsage

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Rose Quartz Encyclopedia →

Nearby rockhounding spots

Other rockhounding spots within driving distance of Mount Kearsage.

Across the state line from Mount Kearsage

Mount Kearsage is close enough to the New Hampshire border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Mount Kearsage FAQ

Where is Mount Kearsage?+

Mount Kearsage is in Merrimack County, New Hampshire, at 43.38403, -71.85748. Nearest road: Winslow Trail.

What rocks and minerals can you find at Mount Kearsage?+

Mount Kearsage is reported to produce Rose Quartz.

Is collecting allowed at Mount Kearsage?+

Generally open to casual rockhounding. Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Mount Kearsage?+

A rock hammer, a small pry bar, gloves, and safety glasses cover most crystal ground. A screen helps in loose pocket soil, and newspaper protects points on the way out.

When is the best time to visit Mount Kearsage?+

The most comfortable months at Mount Kearsage are April to October.

How do I get to Mount Kearsage?+

Open the directions link to navigate to 43.38403, -71.85748 in Google Maps. The nearest road is Winslow Trail.

More rockhounding in New Hampshire

See all 43 New Hampshire spots →

Open Mount Kearsage on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.