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Smithsonian Education: Minerals, Crystals, and Gems Feature Summary

Type:
Physics in Your World
Title:
Smithsonian Education - Minerals, Crystals, and Gems
Description:
-- This is a crystal of fluorite (calcium fluoride), the official state mineral of Illinois. To find out more about it, visit its Wikipedia entry.
-- For more on crystals, how they form, and how they are cut into gems, visit the Smithsonian's Minerals, Crystals, and Gems. While you're there, you can learn about the Hope Diamond.
Image:
image credit: Creative Commons; <a href="http://en.wikipedia.org/wiki/Fluorite" target="_blank">image source</a>; <a href="http://www.physicstogo.org/images/features/Flourite-large-8-01-08.jpg" target="_blank">larger image</a>
image credit: Creative Commons; image source; larger image
Image URL:
http://www.compadre.org/Informal/images/features/Flourite-large-8-01-08.jpg
Featured:
January 1, 2009 - January 16, 2009