breccia is a rock in which the included fragments are angular.
"Geology"
James Geikie
What is the difference between trappean breccia and trappean conglomerate?
"Geology"
James Geikie
336 to 369. It is further urged by the same competent writer that human bones discovered on the coast of Brazil, near Santas, and on the borders of a lake called Lagoa Santa, by Captain Elliott and Dr. Lund, thoroughly incorporated with a very hard breccia, every one in a fossil state, demonstrate that aboriginal man in America antedates the Mississippi alluvia, and that he can even boast a geological antiquity, because numerous species of animals have become extinct since American humanity's first appearance.
"Theological Essays"
Charles Bradlaugh