Which of the following does NOT help define layers in some sedimentary rocks?
A) a change in mineral composition
B) a change in grain size
C) a change in color
D) a sharp contact between two rock types
E) all of these are ways that can define layers in sedimentary rocks

Question

Quizplus · Accepted Answer

All of the options listed (a change in mineral composition, a change in grain size, a change in color, and a sharp contact between two rock types) are ways that can help define layers in sedimentary rocks. These characteristics are used by geologists to distinguish between different strata or layers within sedimentary formations.

Which of the Following Does NOT Help Define Layers in Some