rudaceous

(ruːˈdeɪʃəs)

adj

(Geological Science) (of conglomerate, breccia, and similar rocks) composed of coarse-grained material. Compare arenaceous¹, argillaceous

[C20: from Latin rudis coarse, rough + -aceous]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Mentioned in

arenaceous
argillaceous
breccia
rudaceous rock
sedimentary rock

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