The Dikes ClipArt gallery includes 4 examples of long, narrow geological formations created when either molten rock or sediment fills an existing fracture in a rock body.

"Basaltic rock interstratified with aqueous rocks; b Basaltic dyke." -Taylor, 1904

Basaltic Rock

"Basaltic rock interstratified with aqueous rocks; b Basaltic dyke." -Taylor, 1904

Devil's Wall (Teufelsmauer) near Oschitz, Bohemia. A basaltic dike.

Devil's Wall

Devil's Wall (Teufelsmauer) near Oschitz, Bohemia. A basaltic dike.

Dikes at the base of the Serra del Solfizio, Etna.

Dikes

Dikes at the base of the Serra del Solfizio, Etna.

Fragment of the wall rock (limestone) included in an ancient sandstone dike; the rock is shattered and the sand (shaded) injected into the fissures.

Limestone Fragment

Fragment of the wall rock (limestone) included in an ancient sandstone dike; the rock is shattered and…