| 释义 |
ouklip S. Afr.|ˈəʊklɪp|
[Afrikaans, f. Afrikaans, Du. oud old a. + klip (see klip n.).]
A kind of lateritic conglomerate found in southern Africa.
1892Graham's Town (Cape Province) Jrnl. 20 Sept. 2 A few months ago it was discovered..that large beds of Ou Klip (honeycomb gravel rock) on the farm were literally saturated with mercury. 1940Min. Resources Union S. Afr. (Dept. of Mines) (ed. 3) iv. 458 There are many types of laterite or ‘ouklip’ in this country. The harder types of conglomerate ouklip generally form a very good basecourse for bitumen... Some types of soft conglomerate ouklip which contain an appreciable quantity of sandy soil binder generally yield satisfactory sand-clay bases... The pebble type ouklip..consists mostly of fairly hard lateritic pebbles and soil binder. 1950Cape Times Week-end Mag. 8 Apr. 4/7 This was an outcrop of granite and ouklip. 1955J. H. Wellington S. Afr. I. ii. x. 289 In the western highlands of Natal, Peutz recognizes a third grassveld type..in which the infertile sandy soils, underlain by ‘ouklip’ (i.e. pirolitic ironstone) produce a poor type of veld. 1961M. M. Cole S. Afr. iv. 87 The weathering processes..result in the formation of soils comprising an A horizon of some 12 to 24 inches of friable sand..overlying a B horizon of mottled clayey-sand containing many ferruginous concretions which in the lower part are cemented to form a hardpan called ‘ouklip’. |