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Alexandria & Wayland: Geode Digging in Clark County, Missouri

Updated June 2026

Clark County is the most productive geode-collecting county in Missouri, sitting at the southwestern edge of the famous Keokuk geode district along the Des Moines and Mississippi drainages. Geodes weather out of the lower Warsaw Formation, a soft shaley limestone, and concentrate in creek and river gravels with quartz, calcite, and sulfide linings. The Alexandria and Wayland area near the Des Moines River mouth has long been a classic source. Reported finds include geode. Below: coordinates, access notes, nearby spots, and trip-planning links.

Alexandria & Wayland photos

Public image records connected to this spot or its reported material.

1 photo

Map showing Alexandria & Wayland in Clark County, Missouri

Quick details

Access
Public area
Nearest road
County Road 323
Postcode
63430

Geology at Alexandria & Wayland

This spot sits on ground mapped as clay, silt, and sand that formed within roughly the last 12,000 years. Geodes weather out of their host rock and collect in gravels like these, where their round shape and light heft help them stand out.

Age
< 1 Ma (Holocene)
Rock types
clay, silt, and sand
Elevation
500 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 Alexandria & Wayland

Best months: March to November. Typical highs run 86°F in midsummer and 33°F in midwinter, with winter lows near 17°F.

Climate normals: NOAA 1991-2020 monthlies, KEOKUK L&D 19 station (8 mi away).

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 Alexandria & Wayland

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

Nearby rockhounding spots

Other rockhounding spots within driving distance of Alexandria & Wayland.

Across the state line from Alexandria & Wayland

Alexandria & Wayland is close enough to the Missouri border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Alexandria & Wayland FAQ

Where is Alexandria & Wayland?+
Alexandria & Wayland is in Clark County, Missouri, at 40.35833, -91.50892. Nearest road: County Road 323.
What rocks and minerals can you find at Alexandria & Wayland?+
Alexandria & Wayland is reported to produce Geode.
Is collecting allowed at Alexandria & Wayland?+
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 Alexandria & Wayland?+
Bring a crack hammer, a chisel, safety glasses, and a bucket. Candidates are rounder and lighter than solid rock; a soil pipe cutter opens them cleaner than a flat smash.
When is the best time to visit Alexandria & Wayland?+
The most comfortable months at Alexandria & Wayland are March to November.
How do I get to Alexandria & Wayland?+
Open the directions link to navigate to 40.35833, -91.50892 in Google Maps. The nearest road is County Road 323.

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