| 释义 |
Torridonian, a. Geol.|tɒrɪˈdəʊnɪən|
[f. prec. + -ian.]
Of, pertaining to, or designating the later of the two main series of Pre-Cambrian rocks in NW. Scotland, which occur in a narrow belt running from Cape Wrath to Skye and consist chiefly of sandstones, grits, and shales; also the time of their deposition. Also absol., the Torridonian series.
1896J. W. Judd Student's Lyell xxviii. 435/1 The Torridon Sandstone or Torridonian. Ibid. 435/2 The Cambrian strata being found lying on every portion of the Torridonian series. 1934, etc. [see Moine]. 1938, etc. [see Moinian a.]. 1952Geol. Mag. LXXXIX. 70 The possibility of a Torridonian age for this very isolated outlier should not be excluded. 1969Bennison & Wright Geol. Hist. Brit. Isles iii. 46 Resting with marked unconformity upon the Lewisian of the foreland is the Torridonian Series, an enormous thickness of dominantly arenaceous rocks. 1971Country Life 18 Nov. 1349/3 The fertile oolite soil gives way to Torridonian sandstone just north of James Gillie's croft. 1976T. R. Owen Geol. Evolution Brit. Isles ii. 19 Radiometric datings (1000–800 m.y.) now confirm that the Torridonian and the Moine are the lateral equivalents of one another. |