Seven Springs-Bloody Basin Road: Agate & Jasper Rockhounding in Yavapai County, Arizona

Quick details

Access

Public area

County

Yavapai County

State

Arizona

Nearest road

Willow Springs Trail #223

Coordinates

34.07728, -111.70728

Geology at Seven Springs-Bloody Basin Road

This spot sits on Late to middle Miocene basaltic rocks, mapped as basalt that formed roughly 20 to 7 million years ago. Volcanic ground like this is where agate, jasper, and other chalcedony typically form, filling old gas pockets and fracture seams in the flow rock.

Mapped unit

Late to middle Miocene basaltic rocks

Age

20–7 Ma (Early Miocene to Late Miocene)

Rock types

basalt

Elevation

2,060 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 Seven Springs-Bloody Basin Road

Best months: October to April. Typical highs run 106°F in midsummer and 65°F in midwinter, with winter lows near 33°F. Summer heat here is intense, so carry more water than you think you need and work the early morning.

Climate normals: NOAA 1991-2020 monthlies, CHILDS station (19 mi away), adjusted for elevation.

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.

State guidance last verified: April 1, 2026

• BLM Arizona — Recreational Mineral Collecting
• Arizona Geological Survey
• Arizona State Land Department recreation permits
• Community submissions reviewed against published agency rules

Found at Seven Springs-Bloody Basin Road

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

• AgateEncyclopedia →
• JasperEncyclopedia →