...Ciastrophe. In geology, an event characterized by a deformation of the earth's crust (Standard) Dlastrophlsm. The process or processes by which the crust of the...plant which Is provided with a siliceous envelope. (Duryeé) Diatomaceons earth. A friable earthy deposit composed of nearly pure silica and consisting...

...Diastrophe. In geology, an event characterized by a deformation of the earth's crust (Standard) Dlastrophlsm. The process or processes by which the crust of the...flexures and folds of strata, and faults. Also, the resalta of these processes. (Webster) Diathermie. Allowing a free passage of heat (Webster) Diatom....

...In geology, an event characterized by a deformation of the earth's crust. (Standard) Dlastrophlsm. The process or processes ' by which the crust of the...basins, plateaus and mountains, flexures and folds of strala. and faults. Also, the results of these processes. (Webster) Diathermie. Allowing a free passage...

...tool (Raymond). Used in prospecting and development work where a core is desired. Diastrophism. — The process or processes by which the crust of the...and ocean basins, plateaus and mountains, flexures, folds, and faults. Also the result of these processes (Webster). Diatom. — A minute plant provided...

...diagenesis: Postdepositional physical, biological, and chemical alteration of sediments. diastrophism: The process or processes by which the crust of the Earth is deformed, producing continents, ocean basins, plateaus and mountains, flexures and folds of strata, and faults. Diatom Assemblage Index...