@chikyu_jamstec : 11/23 (Sat) Core bits drill with a hole in the center to collect cylindrical cores. These are the #coresamples. The lower part of the chert layer was tough; core bit was badly gouged out & unrecognizable 😱💦 #Chikyu switches to a different tool & tries again 💪 #JTRACK #IODP • TwiCopy

CHIKYU 地球深部探査船「ちきゅう」

@chikyu_jamstec

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The CHIKYU, scientific drilling vessel exploring deep earth we've never seen before.JAMSTEC地球深部探査船「ちきゅう」公式です。地球深部フロンティアを掘削調査し、地球変動や未知の生命圏を探求しています。広報スタッフが陸からお届け中

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linkhttp://www.jamstec.go.jp/chikyu/ calendar_today20-05-2009 04:53:18

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CHIKYU 地球深部探査船「ちきゅう」

@chikyu_jamstec

9 months ago

11/23 (Sat) Core bits drill with a hole in the center to collect cylindrical cores. These are the #coresamples. The lower part of the chert layer was tough; core bit was badly gouged out & unrecognizable 😱💦 #Chikyu switches to a different tool & tries again 💪 #JTRACK #IODP

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