Dike (geology) - Wikipedia In geology, a dike or dyke is a sheet of rock that is formed in a fracture of a pre-existing rock body Dikes can be either magmatic or sedimentary in origin Magmatic dikes form when magma flows into a crack then solidifies as a sheet intrusion, either cutting across layers of rock or through a contiguous mass of rock
Reinforcing Lake Okeechobees Herbert Hoover Dike The Herbert Hoover Dike Rehabilitation Project strengthened and modernized Lake Okeechobee’s 143-mile dike – one of the nation’s critical flood protection structures overseen by the U S Army Corps of Engineers Originally built nearly a century ago to protect nearby agricultural communities from devastating floods, the dike had developed structural vulnerabilities like seepage and
DIKE Definition Meaning | Dictionary. com DIKE definition: an embankment for controlling or holding back the waters of the sea or a river See examples of dike used in a sentence
Dike - National Geographic Society A dike is a barrier used to regulate or hold back water from a river, lake, or even the ocean In geology, a dike is a large slab of rock that cuts through another type of rock
Dike | Volcanic, Intrusive Magma | Britannica Dike, in geology, tabular or sheetlike igneous body that is often oriented vertically or steeply inclined to the bedding of preexisting intruded rocks; similar bodies oriented parallel to the bedding of the enclosing rocks are called sills
What is a Dike, Types of Dikes - Geology In A dike (or dyke) is a sheet-like body of rock that forms when molten magma or fragmented rock material intrudes into a fracture in pre-existing rock, cutting across the surrounding rock layers
NATIONAL ENGINEERING HANDBOOK HANDBOOK SECTION 16 DRAINAGE OF AGRICULTURAL LAND CHAPTER 6 DIKES General Dikes are embankments constructed of earth o r other suitable materials t o protect land against overflow or flooding from streams, lakes, and t i d a influences, and also to protect f l a t land from d
Reading: Dikes and Sills | Geology - Lumen Learning A dike is an intrusion into an opening cross-cutting fissure, shouldering aside other pre-existing layers or bodies of rock; this implies that a dike is always younger than the rocks that contain it