July 27, 2025

Gem & Mineral Show @ Old New-Gate

History Rocks @ New-Gate! Join us for our annual Gem & Mineral Show. Vendors will be onsite displaying and selling their rock collections and admission is FREE for all visitors!

As the first chartered copper mine in North America, New-Gate has a very significant history related to colonial mining, and Connecticut minerals. Visitors will have the opportunity to descend into the copper mine, and learn more about it's operation dating back to the early 1700s.

 

Admission

Free
Location Old New-Gate Prison & Copper Mine

115 Newgate Rd.
East Granby CT, 06026

Times
Sunday, July 27th 10:00 AM - 4:00 PM