The contact between the shale, which dominates the bottom part of this sedimentary sequence, and the sandstone, which dominates the upper part, is best described as:
A) gradational
B) sharp
C) blurry

Question

The contact between the shale, which dominates the bottom part of this sedimentary sequence, and the sandstone, which dominates the upper part, is best described as: 
A) gradational 
B) sharp 
C) blurry

Quizplus · Accepted Answer

The Answer of The contact between the shale, which dominates the bottom part of this sedimentary sequence, and the sandstone, which dominates the upper part, is best described as: 
A) gradational 
B) sharp 
C) blurry

The Contact Between the Shale, Which Dominates the Bottom Part