Online Dictionary: translate word or phrase from Indonesian to English or vice versa, and also from english to english on-line.
Hasil cari dari kata atau frase: trap rock (0.01630 detik)
Found 1 items, similar to trap rock.
English → English
Definition: trap rock
, n. [Sw. trapp; akin to trappa stairs, Dan. trappe,
G. treppe, D. trap; -- so called because the rocks of this
class often occur in large, tabular masses, rising above one
another, like steps. See Tramp
An old term rather loosely used to designate various
dark-colored, heavy igneous rocks, including especially the
feldspathic-augitic rocks, basalt, dolerite, amygdaloid,
etc., but including also some kinds of diorite. Called also
, Trap tuff
, a kind of fragmental rock made up
of fragments and earthy materials from trap rocks.