About the Breccia (2nd option), FGDC 606 hatch pattern
Breccia (2nd option) lithology symbol, closely packed angular outlined fragments. FGDC geologic map lithology pattern 606, for map and section drawings.
Kind: a repeated motif that does not fill the plane.
The download is one AutoCAD .pat file. Downloads are metered; a Hatchy Pro license lifts the limit.