Geodeland Earth Science Clubs, Inc.
Established 1980

2017 Programs [Updated Soon]

All speakers and programs will be in the Capitol Room.

Saturday, March 11, 2017

11:00 "The Story of Silica" by Karen Brzys (DVD)
Karen Brzys lives in Grand Marais, Michigan where she is the owner and operator of Gitche Gumee Agate and History Museum. Learn how Lake Superior Agates have formed with the formation of the universe.



"The Dominican Amber Lagerstatten" by Paige Elsea (Speaker)

What is lagerstatten? How does Dominican Amber form, and what makes it so important? This talk discusses the formation, variety, and importance of the Dominican Amber Lagerstatten. There will be time available following the talk for questions.

Paige is a current geology student at WIU.



"Geodes, More than just a Rock" by Dr. Raymond Anderson (DVD)

Learn about Geodes, mainly from the Keokuk area, how they form and the 17 different crystallized minerals found in them.

Dr. Anderson is Adjunct Associate Professor in the Department of Geoscience, University of Iowa


4:30 "The Beautiful & Mysterious Thundereggs" by Doug Moore (DVD)
Doug Moore has been a rockhound for over 57 years and has served as program coordinator for the Heart of Wisconsin Gem & Mineral Society. Doug will show you what a thunderegg is, where they can be found as well as who's who in the world of thundereggs.






Sunday, March 12, 2017

11:00 "A World Within Our World" (DVD)

Where did the theories that sparked works like "Journey to the Center of the Earth" come from? This program looks into various historical "Hollow Earth theories" about what lies beneath or planet's crust.

This program is ten minutes.



"Bounty of the Black Hills - Fairburn Agates" by Roger Clark (DVD)

Roger Clark has studied agates for his whole life and has written three books on Fairburn Agates. Roger will explain what are and are not Fairburn Agates, where they are found and where they formed.


1:30 "Journey to the Center of the Earth" (2007) DVD.'s really bad geology!
There's no real science in this one, it's just a (really fun) bad geology movie starring Brendan Fraser, Josh Hutcherson, and Anita Briem. Feel free to keep a tally of all the inconsistencies and present them at the end for some prizes.







The purpose of Geodeland Earth Science Clubs, Inc. is to organize, promote, and conduct a cooperative educational Gem and Mineral Show, located in Macomb, Illinois. This group consists of several gem and mineral clubs located within central Illinois.

The annual GESCI Gem & Mineral show in Macomb Illinois is located at the Student Union on the campus of Western Illinois University.

To keep interesting and fresh, we update our site design and content every year!

•  List of Vendors
•  Programs
•  Special Exhibits
•  Show Grand Prize
•  Hall of Clubs
•  2019 Show
•  Show Brochure

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University Union
1 University Circle
Macomb, IL 61455
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