Featured Specimens
Latest News

Whole Brazilian Oco Geodes!

01/27/2019 at 13:11

The second group of whole Brazilian Oco geodes was just added to the website today.


Whole Brazil Oco Geodes!

01/18/2019 at 12:56

The first group of whole Brazilian Oco geodes from a shipment just received direct from the mine in Brazil has been posted!


Amethyst Cathedral Geodes!

01/09/2019 at 12:48

A few small-size amethyst cathedral geodes from Brazil were added to the site today!


Whole Tabasco Geodes!

12/05/2018 at 08:51

A group of Whole Mexican Tabasco geodes was just added to our website!

What are geodes?


What are geodes?We are Geode Gallery LLC, but what is it that we are selling? What are Keokuk geodes? How do I open geodes?


Check out the resources below and find out more about geodes and how to open them!  More geode resources will be added in the future as well.

Keokuk Geodes | How Do I open Geodes? | Geode Gallery YouTube Channel (coming 2019!)


About us


A direct-from-the-source provider of quality geode and mineral specimens since 1995, Geode Gallery LLC is based in Davenport, Iowa and is managed by Mike Sandstrom, who collected his first geode at the age of 8. Today, Mike maintains the Geode Gallery website, travels to rock, gem, and mineral shows across the country, and is in his 23rd year of actively mining Keokuk geodes, the Geode Gallery’s specialty!

Mike invites you to browse his website both for geodes, minerals, display stands, and for geode-related educational information and hopes you will find everything you need. If not, just ask!