puddingstonen.
/ˈpʊdɪŋstəʊn/, U.S. /ˈpʊdɪŋˌstoʊn/ Geology.
A conglomerate in which dark-coloured round pebbles are embedded in a paler, fine-grained matrix. In later use also: any conglomerate. Cf. plum-pudding stone n. at plum pudding n. and adj. Compounds 2.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > rock > composite rock > [noun] > conglomerate
plum-pudding stone1739
puddingstone1752
farcilite1799
glandulite1811
glutenite1811
conglomerate1818
ophthalmite1954
1752 J. Armstrong Hist. Island Minorca 137 I am at a loss to name them, unless they are a species of the Pudding-Stone of our Lapidaries.
1775 Philos. Trans. (Royal Soc.) 65 40 Confusedly concreted together, like a pudding stone.
1811 J. Farey Gen. View Agric. Derbyshire I. 132 This Gravel..is in many parts concreted into a soft Gravel Rock, or Pudding-stone as some call it.
1835 C. Lyell Princ. Geol. (ed. 4) I. 382 Conglomerate or puddingstone. Rounded water-worn fragments of rock or pebbles, cemented together by another mineral substance.
1883 Cent. Mag. Apr. 811/2 The old hall of the House of Representatives..was rebuilt..in its original fine proportions, except that the semicircular colonnade was ornamented with columns of breccia or ‘pudding stone’, with capitals of white Italian marble.
1894 M. Dyan All in Man's Keeping (1899) 55 A mere rift between the great puddingstone rocks.
1914 Chambers's Jrnl. Oct. 636/1 One is of white glacier formation known as ‘pudden stone’.
1954 J. F. Kirkaldy Gen. Princ. Geol. xiii. 178 The well-known Hertfordshire Puddingstone, consisting of flint pebbles in a siliceous matrix, breaks with smooth faces.
1993 Garden Hist. 21 147 A feature of this garden is the attractive eighteenth-century gothick folly constructed in puddingstone and flint.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2022).
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n.1752