Monroe County: Calcite & Pyrite Rockhounding in Monroe County, Pennsylvania

Plan your visit

Generally open to casual rockhounding

County

Monroe County

State

Pennsylvania

Nearest road

Keiser Road

Postcode

18360

Coordinates

40.93770, -75.28438

Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.

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.

Best time to visit Monroe County

Comfortable months (45 to 90°F highs)

Best months: March to November. Typical highs run 83°F in midsummer and 34°F in midwinter, with winter lows near 18°F.

Climate normals: NOAA 1991-2020 monthlies, E STROUDSBURG station (7 mi away), adjusted for elevation.

Geology at Monroe County

This spot sits on Buttermilk Falls Limestone through Esopus Formation, undivided, mapped as limestone that formed roughly 420 to 385 million years ago. Carbonate rock like this is the classic host for lead, zinc, and fluorite mineralization, which typically follows old cavities and replacement zones.

Mapped unit

Buttermilk Falls Limestone through Esopus Formation, undivided

Age

420–385 Ma (Early Devonian to Middle Devonian)

Rock types

limestone

Elevation

900 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.

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.

• Pennsylvania Geological Survey
• DCNR state park and state forest rules
• Allegheny National Forest
• Community submissions reviewed against published agency rules