A detailed video about making a stone sphere

 PBS Digital Studio has a YouTube channel called EONS. The first episode explores the evolution, diversity, and extinction of trilobites:  click below

Watch mining for Amethyst in Uruguay

Related Rock, Mineral, Fossil, and Gem Websites

Topics of Interest

of Hernando County, Florida.

See how a stone sphere is made.

Yooperlite Video

Montbrook Fossil Site Saber Tooth Cat

 Link not working?  Contact webmaster.



Click below for a PowerPoint presentation about echinoids.

Click below to learn about rock tumbling.

An interesting video about meteorites