Emerald Hollow Mine: Emerald & Amethyst Rockhounding in Catawba County, North Carolina

Plan your visit

Pay-to-dig site

County

Catawba County

State

North Carolina

Nearest road

Clarence Street

Postcode

28610

Coordinates

35.67200, -81.10890

Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.

Land & collecting status

Pay-to-dig site

This is a fee-dig location. Hours, prices, and what you can keep vary by operator. Call ahead before driving out.

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.

Best time to visit Emerald Hollow Mine

Comfortable months (45 to 90°F highs)

Conditions here are workable year-round, with typical highs from 50°F in winter to 89°F in summer.

Climate normals: NOAA 1991-2020 monthlies, CATAWBA 5 SW station (2 mi away).

Geology at Emerald Hollow Mine

This spot sits on Mica Schist, mapped as mica schist that formed roughly 1000 to 485 million years ago. Metamorphic terrain like this typically carries quartz veins and sweats, and weathered crystals tend to end up in the soils and streams below.

Mapped unit

Mica Schist

Age

1000–485 Ma (Neoproterozoic to Cambrian)

Rock types

mica schist

Elevation

1,010 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.

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

• North Carolina Geological Survey
• Nantahala/Pisgah National Forests
• Emerald Hollow Mine (fee-dig operator)
• Community submissions reviewed against published agency rules