-- A common mineral with some easy-to-identify characteristic. For example, pyrite (pictured) has a distinctive black streak.
Suggested Teacher resource: A good reference book showing pictures of common minerals, such as:
� The Audubon Society Field Guide to North American Rocks and Minerals:
Alfred A. Knopf, New York (Chanticleer Press Edition, 10th Printing, 1990)
-- To show that mineral identification requires references
-- To encourage students to question labels
GRADES 3-12 (Depending upon sample)
Click to enlarge