FIELD GUIDE · IOWA · RECORD ia::iowa-mineral-resource-research
Rockhounding at Iowa Mineral Resource & Aggregate Research, Iowa
Iowa Mineral Resource & Aggregate Research is a research-focused rockhounding record for Statewide, Iowa. It is associated with limestone, dolomite, sand, gravel, gypsum, coal, metallic-mineral history and industrial minerals. The recorded research or management context is Iowa Geological Survey / geologic occurrence context.
This is a geological/location research record. Collecting authority has not been established. Use this entry to understand locality and geological context, then resolve the exact parcel, ownership, access, mineral rights, safety and removal authority before treating any occurrence as a collecting site.
Rockhounding in Iowa Mineral Resource & Aggregate Research
Iowa Mineral Resource & Aggregate Research is a research-focused rockhounding record for Statewide, Iowa. It is associated with limestone, dolomite, sand, gravel, gypsum, coal, metallic-mineral history and industrial minerals. The recorded research or management context is Iowa Geological Survey / geologic occurrence context.
This page combines the atlas record, mapped context, manager/evidence fields and review history. It is designed to answer the practical questions behind “rockhounding near me” without turning a mineral occurrence into an unsupported claim of public collecting permission.
What might you find?
limestone, dolomite, sand, gravel, gypsum, coal, metallic-mineral history and industrial minerals
Land manager & access context
Iowa Geological Survey / geologic occurrence context
Use this entry to understand locality and geological context, then resolve the exact parcel, ownership, access, mineral rights, safety and removal authority before treating any occurrence as a collecting site.
Coordinates & map precision
Approximate/context point42.076166, -93.499491
Evidence, confidence & legal-use notes
Geologic occurrence or regional research context only. Current access, ownership, protected-resource rules, safe entry and collecting authority are not established by occurrence data.
The record was last reviewed on 2026-08-30. Evidence and management context: Iowa Geological Survey / geologic occurrence context. State completed; record remains non-collect-now until explicit blockers are resolved.
Evidence snapshot: 2026-08-30. Conditions can change after a review date, so recheck the current controlling source before travel.
Field-ready planning checklist
- Confirm the exact property or land unit and current managing authority.
- Check private boundaries, active mining claims, leases, closures and posted restrictions.
- Verify that the material and collecting method you intend to use are allowed.
- Use the map precision label correctly: context points are not specimen coordinates.
- Check road, weather, fire, seasonal and safety conditions before leaving.
- Leave protected cultural, paleontological and archaeological resources undisturbed.
Using this location for “rockhounding near me”
Distance is only the first filter. A useful nearby destination also needs an appropriate status, a realistic access route, a relevant material or geological reason and current permission evidence. Compare this record with nearby alternatives before choosing a trip.
COMMUNITY FIELD INTELLIGENCE
Public Testimony & Field Stories
Approved visitor reports add real-world context to the official and geological evidence above. Community testimony never overrides land-manager rules, ownership, claims, closures or protected-resource law.