Florissant — Rockhounding in Saint Louis County, Missouri

Florissant is a mapped rockhounding spot in Saint Louis County, Missouri. Reported finds include calcite, celestite. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Saint Louis County
State: Missouri
Nearest road: Lewis and Clark Boulevard
Postcode: 63034
Coordinates: 38.83729, -90.23291

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 Florissant

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 Florissant.

Across the state line from Florissant

Florissant 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.

Florissant FAQ

Where is Florissant?+

Florissant is in Saint Louis County, Missouri, at 38.83729, -90.23291. Nearest road: Lewis and Clark Boulevard.

What rocks and minerals can you find at Florissant?+

Florissant is reported to produce Calcite, Celestite.

Is collecting allowed at Florissant?+

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.

How do I get to Florissant?+

Open the directions link to navigate to 38.83729, -90.23291 in Google Maps. The nearest road is Lewis and Clark Boulevard.

More rockhounding in Missouri

See all 94 Missouri spots →

Open Florissant on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.