Silica Mines in New Hampshire

52Total Sites

0Active

Silica Mining in New Hampshire

New Hampshire has 52 silica-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

County	Sites
Hillsborough County	10
Cheshire County	8
Merrimack County	8
Rockingham County	7
Sullivan County	7
Grafton County	6
Strafford County	5
Carroll County	1

Silica Mines

Mine	County	Type	Status
Ash Hill Quartz	Grafton		Prospect
Banks Pinnacle Quartz	Grafton		Prospect
Brown Brook Quartz	Merrimack		Prospect
Campbell Hill Quartz Deposit	Merrimack		Prospect
Canterbury Foundry Sand Prospect 9	Merrimack		Prospect
Charlestown Foundry Sand Prospect	Sullivan		Prospect
Concord Foundry Sand Prospect	Merrimack		Prospect
Dover Point Foundry Sand Prospect	Strafford		Prospect
Drinkwater Road Foundry Sand	Rockingham		Prospect
Dunbarton Quartz Prospect	Merrimack		Prospect
Edgar Woods Property	Grafton		Prospect
Epping Foundry Sand Prospect	Rockingham		Prospect
Flint Hill Quartz	Rockingham		Prospect
Glidden Hill Quartz	Sullivan		Prospect
Grapevine Hill Foundry Sand	Rockingham		Prospect
Hall Mountain Quartz	Merrimack		Prospect
Harry Brook Quartz Prospect	Hillsborough		Prospect
Haverhill Road Foundry Sand	Rockingham		Prospect
Hein Quartz Prospect	Sullivan		Prospect
Hinsdale Foundry Sand Prospect	Cheshire		Prospect
Huckleberry Hill Foundry Sand	Strafford		Prospect
J.t. Millington Quartz	Rockingham		Prospect
Keene Foundry Sand No.1	Cheshire		Prospect
Keene Foundry Sand No.2	Cheshire		Unknown
Kendall Ledge Quartz	Hillsborough		Prospect
Kimball Property Quartz Prospect	Sullivan		Prospect
Langdon Quartz	Sullivan		Prospect
Ledge Hill Quartz	Hillsborough		Prospect
Little River Foundry Sand Prospect	Rockingham		Prospect
Merrimack Foundry Sand Prospect	Hillsborough		Prospect
Mitchell Hill Quartz	Hillsborough		Prospect
Mount Tug Junior Quartzite	Grafton		Prospect
Mt. Cube Quartzite	Grafton		Prospect
North Peak Quartzite	Grafton		Prospect
Pinnacle Quartz	Merrimack		Prospect
Plainfield Foundry Sand Prospect	Sullivan		Prospect
Purgatory Quartz Prospect	Hillsborough		Prospect
Riverdale Quartz	Hillsborough		Prospect
Road Quartz	Strafford		Prospect
Sawyer Brook Quartzite	Sullivan		Prospect
Somersworth Foundry Sand Prospect	Strafford		Prospect
South Lyndeborough Quartz	Hillsborough		Prospect
South Lyndeborough Silica Mine	Hillsborough	Surface-Underground	Past Producer
Spragueville Sand Prospect	Cheshire		Prospect
Stinson Quartz Prospect	Hillsborough		Prospect
Strafford Quartz	Strafford		Prospect
Tamworth Foundry Sand Prospect	Carroll		Prospect
Walpole Foundry Sand Prospect	Cheshire		Prospect
West Hooksett Quartz	Merrimack		Prospect
West Swanzey Foundry Sand	Cheshire		Prospect

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