St. Johns County Area: Coquina Rockhounding in Saint Johns County, Florida

Quick details

Access

Permission required

County

Saint Johns County

State

Florida

Nearest road

Anastasia Park Road

Postcode

32080

Coordinates

29.86959, -81.26846

Geology at St. Johns County Area

This spot sits on sediments, mapped as sand that formed within roughly the last 12,000 years. Loose deposits like these are float-collecting ground: erosion keeps moving durable rocks and minerals into gravel bars, cutbanks, and washes.

Mapped unit

sediments

Age

< 1 Ma (Holocene)

Rock types

sand

Elevation

20 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 St. Johns County Area

Best months: August to June. Typical highs run 91°F in midsummer and 67°F in midwinter, with winter lows near 48°F.

Climate normals: NOAA 1991-2020 monthlies, ST AUGUSTINE WTP station (3 mi away).

Land & collecting status

Permission required before collecting

Requires landowner or agency permission before any collecting. Do not enter without explicit authorization.

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 St. Johns County Area

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

• Coquina