Alexandria Mica Mine Alexandria Mica Mine Grafton 1178 Danbury
Garnet Mine Garnet Mine Merrimack 1509 Grafton
Mascot Mines (historical) Mascot Mines (historical) Coos Unknown
Concord Granite Quarries Concord Granite Quarries Merrimack 666 Concord
Surry Mountain Gold Mine (historical) Surry Mountain Gold Mine (historical) Cheshire 558 Gilsum