Cedar Valley Rocks and Minerals Society was organized for the purpose of studying the sciences of mineralogy, geology, and paleontology and the arts of lapidary and gemology.

Regular Meetings: 3rd Tuesday, 7:15, Sept. through May
Venue Hiawatha Community Center

See Monthly Newsletters for Meeting Details.
  • September 20, 2017 - Program by Brent Studer
  • October 10, 2017 - NOTE: 2nd Tues.
  • November 20, 2017 - Annual Meeting - NOTE: 3rd Mon.
  • December 12, 2017 - Holiday Party - NOTE: 2nd Tues.
  • January 16, 2018
  • February 20, 2018 - Program by Tiffany Adrain, UI Paleo Repository
  • March 20, 2018
  • April 17, 2018
  • May 15, 2018

Rock, Mineral and Fossil Show
Mar. 24-25, 2018

Our 54th Show - Crinoids: Iowa's State Fossil?

Featuring exhibits of Crinoids from Iowa's most famous locations.
Also featuring 6' Eurypterid, courtesy of Iowa Geologic Society

MSHA Safety Training Scheduled for March 22 at 1:30 & 5:30

  • Mine Safety & Health Administration-certified training for field trips is scheduled for Thursday, Mar 22.
  • 1:30 at Marion Library, 1095 6th Ave, Marion, IA 52302
  • 5:30 at Cedar Rapids Ladd Library, 3750 Williams Blvd. SW, Cedar Rapids. (Old Target/Stuff Etc Store)
  • The class lasts 2 hours and will be held from 1:30-3:30 and again from 5:30-7:30.
  • Email Marv to register.
  • Cost is $10.
  • If you are renewing certification, you are required to bring your certificate to the class. Also bring your book, if you have one.


to see events scheduled by clubs in the Midwest area.

Help Make Crinoids Iowa's State Fossil

support Senate Joint Resolution 2001
"recognizing the fossil crinoid as the State Fossil"

Floyd the 'Noid
Where Did
Floyd the 'Noid
Come From?

Play Video
to Find Out

Club Bus Trip Videos

View Slide Shows of Club Trips
Field Museum
Fryxell & Lizzadro Museums


Marvin Houg
1820 30th Street Dr SE
Cedar Rapids, IA 52403-1580
Marv Houg

Dale Stout
2237 Meadowbrook Drive S.E.
Cedar Rapids, Iowa 52403
Dale Stout

Meeting Place
Hiawatha Community Center
101 Emmons St, Hiawatha, IA