Mr.Hong
Rocks and Minerals.pptx
Rocks and Minerals.pptx
November 22, 2011
google docs
Author unknown
Cleavage and Fracture
Cleavage and Fracture
November 24, 2011
http://0.tqn.com/d/geology/1/0/b/f/1/sbsminid7.jpg
Rocks and Minerals.pptx
Rocks and Minerals.pptx
November 22, 2011
google docs
Author unknown
Cleavage and Fracture
Cleavage and Fracture
November 24, 2011
http://0.tqn.com/d/geology/1/0/b/f/1/sbsminid7.jpg