Amethyst
From Anne Marie Helmenstine, Ph.D., About.com
Amethyst is purple quartz, a silicate.
Jon ZanderGrow 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
Amethyst is purple quartz, a silicate.
Jon Zander©2008 About.com, a part of The New York Times Company.
All rights reserved.