2. SCIENCE TIP #1  List 3 things that you learned from your class work/homework.

3. Science Tip #22/10/12  The appearance of the light reflected from the surface of a mineral is called_________.  The words waxy, pearly, and dull describe a mineral’s __________.  Mohs scale is used in measuring a mineral’s _________.  A mineral that is radioactive probably contains the element ___________.

4. Science tip # 3 2/13/12  If an unknown mineral can be scratched by your fingernail, it has a hardness of between __and___. (use p. 165 or your mineral properties wksh)  ____is the hardest mineral on the Mohs scale. It has a hardness of _____.  To break unevenly, or ___________ means that the broken surface looks irregular, or splintery, or conchoidal.

5. Science Tip #4 2/14/12 (Happy Valentine’s Day!)  A mineral that breaks into flat sheets would have how many cleavage planes?  A mineral that breaks into a cubic shape with all six sides being smooth would have how many planes of cleavage?  Is coal a mineral? Why or why not.  What are the 3 ways to describe luster? (what are the abbreviations and what do they mean?)

6. SCIENCE TIP #5 2/15/12 1.) What is the luster of this mineral? 2.) What type of fracture is this? 3.) Is this fracture or cleavage? Name what kind of fracture or cleavage it is. 4.) Is this fracture or cleavage? Name what kind of fracture or cleavage it is.