Graphite Mines in New Hampshire

8Total Sites
0Active

Graphite Mining in New Hampshire

New Hampshire has 8 graphite-related mine and mineral deposit locations recorded in federal databases. None are currently listed as active, but historical records document past production and geological occurrences. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.

By County

CountySites
Cheshire County4
Sullivan County3
Merrimack County1

Graphite Mines

MineCountyTypeStatus
Adam Rock MineCheshireSurface-UndergroundPast Producer
Boston Lead MineMerrimackSurfacePast Producer
Franklin Pierce Graphite MineSullivanPast Producer
Goshen MineSullivanPast Producer
Osgood MineCheshireSurfacePast Producer
President Pierce MineSullivanSurfacePast Producer
Rev. Gad Newell ProspectCheshireSurfacePast Producer
Walpole Graphite MineCheshirePast Producer

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