2011 Show
Featuring Ice Age Mammals & Lake Superior Agates

Below are pictures from the 2011 Show. A Stegodon, Saber Tooth Cat, Woolly Rhino, and Ground Sloth (Ice Age mammals) were generously exhibited by Michael & Barbara Sincak, from Pennsylvania. Over 4500 people attended the show, including about 1600 children.

2018 & 2019 MARCH Shows

Cedar Valley Rocks & Minerals Society holds an annual show the fourth weekend of March.

The 2019 Show will be held March 23rd-24th, 2019: Combined Club, MWF & AFMS Show.
The 2020 Show will be held March 28th-29th, 2020.
The 2021 Show will be held March 27th-28th, 2021.
All Shows are scheduled to be held at Hawkeye Downs, Cedar Rapids.

Hours are 8:30am to 6:00pm on Saturday; 9:30am to 5:00pm on Sunday

  • The show includes exhibits, demonstrations, dealers, programs and children's activities.
  • Children's Activities include: Making fossil footprint casts, hunting for rocks in our famous pebble pit, and sluicing for minerals at the Gem Flume.
  • Other Features: a fluorescent display, special programs, special exhibits of rocks, fossils and gems
  • Admission is $3 donation for adults; $1 for students 12-18, and Free for under 12
  • Youth Groups with Leader are Free


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Show Venue is Hawkeye Downs Expo Center - See Map