Fir0002, Wikipedia Commons
Crystals of pyrite (fool's gold) from Huanzala, Peru.
Pyrite or Fool's Gold
From Anne Marie Helmenstine, Ph.D., About.com
Grow 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
Fir0002, Wikipedia Commons
©2008 About.com, a part of The New York Times Company.
All rights reserved.