Geology you can hold in your hand.
Storm deposit in the Upper Cambrian-aged glauconitic sandstone of the Reno Member of the Franconia Formation in southeastern Minnesota.
Passage Creek drains Fort Valley and samples the rocks of the Massanutten Synclinorium. How many can you identify?
AutoPanoGiga stitch of a small faulted sample, made on a Magnify2 imaging system (GIGAmacro).
A Petri dish full of debris from surface crevices on the Kilauea Volcano: a sample from the NOVA collection.
sand made of biotite and quartz
With two bonus gastropods.
Sample collected and contributed by Glib Shpychka.
Not a member yet? Sign up