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单词 phanerite
释义

phaneriten.

Brit. /ˈfanərʌɪt/, U.S. /ˈfænəˌraɪt/
Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ϕανερός , -ite suffix1.
Etymology: < ancient Greek ϕανερός visible, evident (see phanero- comb. form) + -ite suffix1.
Geology.
Any igneous rock containing macroscopic mineral grains.
ΚΠ
1902 W. Cross et al. in Jrnl. Geol. (Chicago) 10 638 We find them falling into three large divisions... 1. Those whose mineral components can be seen with the unaided eye... The first..may be termed phanerites.
1933 Science 30 June 634/1 It is thought that phanerites with grain sizes from ½ mm to 2 or 3 mm are enormously more abundant than similar rocks of coarser grain.
1981 Precambrian Res. 14 28 In contrast to the other phanerites of this study, the Esox Lake porphyry is extensively sericitized, carbonatized and silicified.
This is a new entry (OED Third Edition, December 2005; most recently modified version published online March 2022).

phaneriteadj.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ϕανερός , -ite suffix2.
Etymology: < ancient Greek ϕανερός visible, evident (see phanero- comb. form) + -ite suffix2.
Geology. Obsolete. rare.
In John Fleming's terminology: designating the uppermost series of rocks of the earth's crust, which were the most recently deposited and whose origin is relatively evident.
ΘΚΠ
the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > others spec.
phaneritea1857
umbral1858
Menevian1865
Ozarkian1909
a1857 J. Fleming Lithol. Edinb. (1859) v. 51 The Phanerite series consists of deposits produced by causes in ordinary operation, and respecting the circumstances under which they have been produced little obscurity prevails.
1859 D. Page Handbk. Geol. Terms 292 Phanerite Series..the uppermost stage of the modern epoch, as consisting of deposits..whose origin is evident, as compared with the brick-clays and boulder-clays..which lie beneath.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2020).
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n.1902adj.a1857
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