| 词条 | Glasford crater |
| 释义 |
The Glasford crater is a buried impact crater in southern Peoria County, Illinois in the United States.[1] It is {{convert|4|km|1|sp=us}} in diameter and the age is estimated to be less than 430 million years (Silurian or younger). The Glasford crater was discovered by drilling wells for underground natural gas storage.[2] References1. ^{{cite Earth Impact DB | name = Glasford | accessdate = 2009-08-13}} {{Impact cratering on Earth}}{{coord|40|36|N|89|47|W|region:US-IL|display=title}}{{PeoriaCountyIL-geo-stub}}2. ^[https://www.usask.ca/psychology/sarty/miacCD1/Other_old/research-report67.htm Meteorite Research - Progress Report], Research Subcommittee, Associate Committee on Meteorites, National Research Council of Canada, 1967 5 : Impact craters of the United States|Geology of Illinois|Silurian impact craters|Landforms of Peoria County, Illinois|Landforms of Illinois |
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