Geology Field Trips
Geology Home Page
Roger Weller, geology instructor
email@example.com copyright 2017-R.Weller
black pebble beach near
Waianapanapa State Park, Hana, Maui
Wave action is responsible for rounding the basalt pebbles.
Photo is copyright free for non-commercial educational uses.
Just credit photo to R. Weller/Cochise College.