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单词 foraminiferan ooze
释义

> as lemmas

foraminiferan ooze
a. Soft fine mud on the floor of deep oceans, composed of the accumulated shells and skeletons of planktonic, chiefly microscopic, organisms; esp. (more fully foraminiferan ooze) calcareous matter consisting largely of the tests of foraminifera, similar to that which gave rise to the Cretaceous chalk deposits.globigerina, pteropod, radiolarian ooze: see the first element.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > sediment or alluvium > [noun] > marine with organic remains
ooze1858
Globigerina ooze1862
Globigerina mud1868
radiolarian ooze1876
sapropel1907
1858 J. Dayman Deep Sea Soundings 9 Between the 15th and 45th degrees of west longitude lies the deepest part of the ocean, the bottom of which is almost wholly composed of the same kind of soft mealy substance, which, for want of a better name, I have called oaze.
1877 C. W. Thomson Voy. ‘Challenger’ II. i. 2 On the morning of the 16th we sounded in 2,575 fathoms with a bottom of reddish ooze containing many foraminifera.
1923 Sci. Monthly June 609 Investigators of the sea floor have found all over the world masses of ooze which are composed almost entirely of these shells. This foraminiferan ooze is the most widespread of modern calcareous formations.
1952 J. A. Steers et al. Lake's Physical Geogr. (ed. 3) ii. v. 215 When first brought up to the surface most of the pelagic deposits are in the form of a liquid mud, which is commonly spoken of as ooze.
1993 Nature 11 Mar. 142/2 There is an alternation between beds of unlaminated nanofossil ooze and subordinate quantities of laminated diatom ooze and/or partly bioturbated diatom ooze.
extracted from oozen.1
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as lemmas
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