sponsored by the North Shore Rock and Mineral Club, Topsfield Mass Fairgrounds, Route 1, Topsfield, MA. April 30 – 9:30am to 5pm; May 1 – 10am to 4pm. Admission $6. www.northshore.org

sponsored by the New England Mineral Association, Havey Tourmaline Quarry, 34 Levine Rd, Poland, Maine. Admission and parking are free. 9am to 4 pm Vendor sign-up or to volunteer – Jeff at jmorris7@maine.rr.com or 207.232.4973

sponsored by the Danbury Mineralogical Society and the Connecticut Museum of Mining and Mineral Science, 31 Kent-Cornwall Road, Kent, CT. Admission is free. 9am to 4pm. www.ctamachinery.com

Gilsum STEAM Academy Grounds, Route 10, Gilsum, NH. Admission by donation if you please. June 25 – 8am to 6pm; June 26 – 8am to 4pm.