Rockhounding in Pinellas County, Florida

3 mapped rockhounding spots in Pinellas County. Most commonly produces chalcedony, agate, carnelian, chert.

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Every rockhounding spot in Pinellas County

Best spotCaledesi Causeway BanksPinellas County, FloridaPublic access · Chalcedony
Pinellas & Hillsborough BeachesPinellas County, FloridaPublic access · Agate, Carnelian, Chalcedony +2
DunedinPinellas County, FloridaPermission required · Geode

Pinellas County rockhounding photos

Representative spot and material photos from this county, shown where verified public image records are available.

1 photo

Gulf beach near Dunedin at Caladesi Island, Pinellas County, Florida — Caledesi Causeway BanksPinellas County, Florida

Minerals reported in Pinellas County

Standout in Pinellas County

Hand-picked spot in Pinellas County, chosen for unusual mineralogy or documented public access. Each card opens the full coordinates and access notes.

Top pick
Caledesi Causeway Banks
Public access
Pinellas County
The causeway and beaches near Dunedin and Honeymoon Island are cited as one of the best remaining public sources of agatized coral and chalcedony in the Tampa Bay region.
Chalcedony

Neighboring counties in Florida

Adjacent rockhounding counties, ranked by how close their centroids sit to Pinellas County. A natural extension if Pinellas County is already on your trip plan.

Pinellas County FAQ

Where can I rockhound in Pinellas County, Florida?+

RockHoundR tracks 3 rockhounding spots in Pinellas County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.

What rocks and minerals are common in Pinellas County?+

Spots in Pinellas County most often produce Chalcedony, Agate, Carnelian, Chert, Fossilized Coral. Individual spots can vary widely.

Are these Pinellas County rockhounding spots on public land?+

Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out, links in the app open the right BLM, USFS, or county pages.

Plan a Pinellas County rockhounding trip

Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.