gibber plain

views updated May 08 2018

gibber plain A term used in Australia to describe an extensive plain (normally a pediplain) that is mantled by loose rock fragments (gibber). These fragments are typically the rubble left from the destruction of a silcrete duricrust or from the breakdown of resistant conglomerates (in which case the gibber consists of quartz pebbles).

gibber plain

views updated May 23 2018

gibber plain The Australian name for an extensive plain (normally a pediplain) that is mantled by loose rock fragments (gibber). These fragments are typically the rubble left from the destruction of a silcrete duricrust or from the breakdown of resistant conglomerates (in which case the gibber consists of quartz pebbles).