Oral history of British science
Moorbath, Stephen (Part 7 of 11). An Oral History of British Science.
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Interviewee’s home, Oxford
Moorbath, Stephen, 1929- (speaker, male)
Merchant, Paul (speaker, male)
Part 7: Story of learning in late 1960s of work of New Zealand geologist Vic McGregor [VM] in mapping complex of rocks, southern West Greenland. Comments on VM’s identification of succession of rocks; dating (by others) of most recent. [4:36] Story of dating VM’s rock samples, 1970, using lead isotope method, at 3700 My. [6:24] Story of fieldwork with VM, 1971, staying in Nuuk, collecting samples from Godthaabsfjord region; identification of area of potentially older rocks, Isua region; dating of Isua samples at 3700-3800 My. [9:13] Comments on status of Isua rocks as sedimentary rocks deposited in water; uniformitarian geological processes since 3800 My. [10:27] Mentions fifteen visits to Greenland, collecting samples. [11:11] Comments on effect on Godthaabsfjord/Isua regions of discovery of Earth’s oldest rocks here, including limited educational tourist industry, Museum of Greenland [MOG] at Nuuk containing geological section established by VM, assisted by SM.
Life story interview with Professor Stephen Moorbath, geologist and geochronologist.