| 释义 |
Huronian, a. Geol.|hjʊˈrəʊnɪən|
[f. Huron + -ian.]
Of or belonging to Lake Huron in North America; a term applied by Sir W. Logan to a division of the archæan series of rocks as found in Canada; but now abandoned by most geologists.
1862Dana Man. Geol. 142 The Azoic rocks of Canada are divided by Logan into the Laurentian..and the Huronian, comprising a narrow band on the borders of Lake Superior and Lake Huron. 1885Lyell's Elem. Geol. xxviii. (ed. 4) 458 The strata called the Huronian by Sir W. Logan are of vast thickness. |