columnar section

A vertical strip or scale drawing of the strip taken from a given area or locality showing the sequence of the rock units and their stratigraphic relationship, and indicating the thickness, lithology, age, classification, and fossil content of the rock units. Also known as section.

Related terms:

• section
• geologic section
• thin section
• reference section
• structure section
• profile section
• cross section
• collision cross section
• type section
• columnar jointing