The word "outcropping" refers to a visible part of a rock or mineral formation that is sticking out of the ground. It is like a small section of the rock or mineral that can be seen on the surface. Full definition
You'll find a short trail that descending to the beach and leads to the opening of a lava tube, or continue to a rocky outcropping of lava where you'll find a large blowhole and a long lava arch. (mauiinn.com)
Venture to the end of Crystal Pier for a stunning view of miles of beach, looking south to Mission Beach and north to the rocky outcropping of La Jolla. (wavecation.com)
The rhythms of the graded slope, punctuated by groups of rock outcroppings rendered in an olive green in the snow, were more secure from several feet away, revealing a graphic strategy that rewarded distance. (hamptonsarthub.com)