clastic texture
31Rocky Mountains — the chief mountain system in North America, extending from central New Mexico to N Alaska. Highest peak, Mount McKinley, 20,300 ft. (6187 m). Also called Rockies. * * * or Rockies Mountain system, western North America. It extends some 3,000 mi… …
32protoclastic — |prōd.ə|klastik adjective Etymology: German protoklastisch, from prot + klastisch clastic : of, relating to, or constituting the texture of an igneous rock whose earlier crystals show deformation and granulation produced before the complete… …
33py|ro|clas|tic — «PY ruh KLAS tihk, PIHR uh », adjective. composed chiefly of fragments of volcanic origin: »pyroclastic flows, pyroclastic texture. Agglomerate and tuff are pyroclastic rocks. ╂[< pyro + clastic] …
