What Is Considered to Be a Useful Tool for Geologists

question 67

Short Answer

What is considered to be a useful tool for geologists to correlate the ages of sedimentary rocks? _________ ___________

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Definitions:

Trabeculae

The network of fine, bony spicules within the structure of certain bones, such as the spongy part of bone, that adds structural support while minimizing weight.

Medullary Cavity

Large, marrow-filled cavity in the diaphysis of a long bone.

Endosteum

A thin vascular membrane lining the inner surface of the bony tissue that forms the medullary cavity of long bones.

Osteoblasts

Bone-forming cells involved in the synthesis and mineralization of bone during both initial bone formation and later bone remodeling.