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Deep Bay crater : ウィキペディア英語版 | Deep Bay crater
Deep Bay is a bay near the south-western tip of Reindeer Lake in Saskatchewan, Canada.〔(【引用サイトリンク】 url = http://www4.rncan.gc.ca/search-place-names/unique/HAFWU )〕 The bay is strikingly circular and very deep (220 m) in an otherwise irregular and shallow lake. It is the deepest body of water in Saskatchewan. The bay was formed in a 13 km wide impact crater. The age of the crater is estimated to be 99 ± 4 million years (Cretaceous). ==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Deep Bay crater」の詳細全文を読む
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