Red Clay Blocks When Built Into Walls or Buildings

This page is the CodyCross answer for the clue below from Prehistory, Group 1250, Puzzle 1 (Cave of Altamira).

Question is: Red Clay Blocks When Built Into Walls or Buildings

and the answer is: BRICKWORK

Word Meaning:

BRICKWORK — A structure, or portion of a structure, that is made out of bricks.

Definitions from Wiktionary.