Quartz Crystals
From Anne Marie Helmenstine, Ph.D., About.com
Quartz crystals are one form of silicon oxide.
William Roesly, www.morguefile.comGrow Your Own Crystals
©2008 About.com, a part of The New York Times Company.
All rights reserved.
From Anne Marie Helmenstine, Ph.D., About.com
Quartz crystals are one form of silicon oxide.
William Roesly, www.morguefile.com©2008 About.com, a part of The New York Times Company.
All rights reserved.