Macon: Agate Rockhounding in Jones County, Georgia

Quick details

Access

Public area

County

Jones County

State

Georgia

Nearest road

North Garrison Road

Coordinates

32.92431, -83.51893

Geology at Macon

This spot sits on ground mapped as sand and clay that formed roughly 145 to 3 million years ago. Gravels like these concentrate whatever survives the river: agate, jasper, and other tough silica typically show up as rounded, waxy stones.

Age

145–3 Ma (Cretaceous to Tertiary)

Rock types

sand and clay

Elevation

540 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 Macon

Best months: August to June. Typical highs run 92°F in midsummer and 57°F in midwinter, with winter lows near 36°F.

Climate normals: NOAA 1991-2020 monthlies, IRWINTON 4 WNW station (18 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 Macon

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

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