Sugar Creek: Septarian Nodules & Aragonite Rockhounding in Buchanan County, Missouri

Updated June 2026

Sugar Creek is a mapped rockhounding spot in Buchanan County, Missouri. Reported finds include septarian nodules, aragonite, calcite, celestite, pyrite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Buchanan County
State: Missouri
Nearest road: Southwest 116 Highway
Postcode: 64440
Coordinates: 39.55246, -94.99785

Geology at Sugar Creek

This spot sits on Douglas Group, mapped as shale and sandstone that formed roughly 325 to 300 million years ago. Sedimentary rock like this erodes unevenly, so the most productive collecting is typically along fresh cuts, badland slopes, and active drainages.

Mapped unit: Douglas Group
Age: 325–300 Ma (Pennsylvanian)
Rock types: shale and sandstone
Elevation: 840 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 Sugar Creek

Best months: March to November. Typical highs run 88°F in midsummer and 37°F in midwinter, with winter lows near 19°F.

Climate normals: NOAA 1991-2020 monthlies, ATCHISON station (6 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 Sugar Creek

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 Sugar Creek.

Across the state line from Sugar Creek

Sugar Creek 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.

Sugar Creek FAQ

Where is Sugar Creek?+

Sugar Creek is in Buchanan County, Missouri, at 39.55246, -94.99785. Nearest road: Southwest 116 Highway.

What rocks and minerals can you find at Sugar Creek?+

Sugar Creek is reported to produce Septarian Nodules, Aragonite, Calcite, Celestite, Pyrite, Sphalerite.

Is collecting allowed at Sugar Creek?+

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 Sugar Creek?+

A rock hammer, gloves, and safety glasses cover old mining-district ground. Stay out of shafts and adits; the best specimens typically come from dump piles.

When is the best time to visit Sugar Creek?+

The most comfortable months at Sugar Creek are March to November.

How do I get to Sugar Creek?+

Open the directions link to navigate to 39.55246, -94.99785 in Google Maps. The nearest road is Southwest 116 Highway.

More rockhounding in Missouri

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Open Sugar Creek on the map

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