About the Crossbedded gravel or conglomerate, FGDC 603 hatch pattern
Crossbedded gravel or conglomerate: curved rows of fine dots fanning in crossbedded sets. FGDC geologic map lithology pattern 603.
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.