Environmental Engineering Reference
In-Depth Information
magmatization and theformation of evaporites and most sedimentary rocks. H
+
(hydrogen) and OH
−
(hydroxyl) ions in water react with
Plate 13.5
Tafoni, or cavernous weathering pits, on marine
sediments in the San Gabriel mountains, California, USA.
They are thought to form through mechanical action
associated with de/rehydration cycles, salt weathering and
wind in the semi-arid and coastal environment.
Photo: Ken Addison.
