About the Till or diamicton (1st option), FGDC 681 hatch pattern
Till or diamicton (1st option): scattered dots, circles, ovals and dashes. FGDC geologic map lithology pattern 681. Redrawn from the USGS chart.
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.