Question

Which rock layer is the oldest and why?

Redwall Limestone because limestone is older than shale

 
A.


Tapeats Sandstone because it is the bottom layer

 
B.


Hermit Shale because shale is the oldest type of rock

 
C.


Kaibab Limestone because it is the topmost layer

 
D.


Question Resources

Answer 1

B. Tapeats Sandstone because it is the bottom layer.