Collection Cards

At the 2017 ESCONI Juniors booth, there were several types of rock collections that young collectors could make for free. (Only a few collections were available at any time.)

Collectors could take the rocks and a card home in a plastic bag. Scroll down this page for photos of completed cars and more information about the rocks


ROCKS FROM VOLCANOES: Pumice and Scoria are lava rocks that have lots of bubble holes. Apache Tears are solid lumps of Obsidian (volcanic glass).



ROCKS BY COLOR:  This collection card has rocks can be identified, in part, by their color:

Rock Hunters: Collection of rocks identified, in part, by color.



THREE TYPES OF ROCKS  This collection card includes two examples for each of the three major classes of rock, igneous, sedimentary, and metamorphic:


Click here to learn more about the three classes of rocks.