Summit Mine Site

Summit Mine Site is an underground gold mine in Grant County, New Mexico, near Duncan , AZ. MSHA lists its status as non-producing since Jul 14, 2026. It is one of 2 gold mines in New Mexico that are not marked abandoned, and the only one in Grant County.

Facts

MSHA status
Non-producing since Jul 14, 2026
Type
Underground
County
Grant County
State
New Mexico
Land status (BLM data)
Private land or land not mapped as public
Nearest town
Duncan , AZ
Operator
HD Mining LLC
Coordinates
32.8728, -108.9692
MSHA mine ID
2902356

Source: MSHA Mines data set, retrieved 2026-10-13. Status and counts can lag real operations.

Land status comes from the BLM Surface Management Agency dataset and can be out of date. Check ownership before you go near any mine site.

History and geology (USGS)

USGS site name
Summit Mine
USGS status
Producer
Commodities
Gold, Silver, Copper, Lead, Zinc
Workings
Underground
Output size
small (USGS class)
Production years
to 1980

Matched by location to the USGS Mineral Resources Data System record 10107983 (retrieved 2026-10-13). The database was last updated around 2011, so history may be out of date.

Gold mines nearby