Old Monroe — Rockhounding in Lincoln County, Missouri
Old Monroe is a mapped rockhounding spot in Lincoln County, Missouri. Reported finds include lake superior agate, garnet, staurolite. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Old Monroe in Lincoln County, Missouri
Quick details
- Access
- Public area
- County
- Lincoln County
- State
- Missouri
- Nearest road
- East Sycamore Road
- Postcode
- 63369
- Coordinates
- 38.93072, -90.74314
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.
Found at Old Monroe
Each chip links to all spots in the U.S. that produce that material.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Old Monroe.
- Weber QuarrySaint Charles County · 9 mi awayGeodes, Fluorite, Millerite
- TroyLincoln County · 11 mi awayCalcite, Marcasite, Pyrite
- Saint Charles QuarrySaint Charles County · 18 mi awayYellow Calcite, Green Calcite, Chert Nodules
- ChesterfieldSaint Charles County · 18 mi awayGarnet, Staurolite
- Defiance QuarrySaint Charles County · 19 mi awayYellow Calcite, White Calcite, Goethite
- Coldwater Creek in FlorissantSaint Louis County · 25 mi awayVivianite
- FlorissantSaint Louis County · 28 mi awayCalcite, Celestite
- St. Louis (calcite area)Saint Louis County · 30 mi awayCalcite, Millerite, Quartz
