Department of Earth Science |Northeastern Illinois University

Rocks and Minerals
ESCI 306
Spring, 2006

Daily Objectives #2 (January 12, 2006)                                        Dr. Bartels

By the end of today's class, you should be able to do the following:

v Recognize the difference between metallic, submetallic, and non-metallic luster of minerals.

v Test a mineral to determine its Mohs Hardness value, and describe some problems to watch out for in hardness testing.

v Find the streak of a mineral, and explain why streak can be a more consistent property than color.

v Explain how to use determinative tables in conjunction with physical property tests to ID minerals.

Department of Earth Science | Northeastern Illinois University

© 2006 Karen S. Bartels.  Last updated January 19, 2006.