X1011712782-00202-49583</DOCNO> Groove marks Groove marks on a granite boulder surface planed smooth by glacier movement.
(X1011712782-00202-49583</DOCNO> Groove marks; Groove; marks; L:on a granite boulder surface)
X1011712782-00202-49583</DOCNO> Groove marks
Groove
marks L:on a granite boulder surface