MACOMB, IL - - The Geodeland Earth and Science Clubs, Inc. (GESCI) will hold its Annual Gem, Mineral and Fossil Show from 10 a.m.-6 p.m. Saturday, March 14, and 10 a.m-5 p.m. Sunday, March 15 at ...
Test your rock & mineral smarts—are you a Rock Star? Think you know rocks and minerals? Take the Science Trek quiz! Test your smarts on gold, salt, Earth’s oldest rocks, gemstones on Mars, and the ...
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