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History_of_Geology Profile picture
History_of_Geology
@Geology_History
This channel on the #History of #Geology depends on support to survive https://t.co/IvWBlBONJb ⛰️🔨
May 18 • 7 tweets • 3 min read
Vancouver, Vancouver, this is it!" On May 17, 1980, volcanologist David Johnston volunteers to take over the observation post at Mount St. Helens as his colleague Harry Glicken, who had manned the post the previous two weeks, has to return to California ... Image The Coldwater II observation post was located along an old logging road on a crest 6 miles (10 km) away providing an unobstructed view of the rumbling volcano and its inflating northern side ... Image
Apr 19 • 11 tweets • 3 min read
April 19, 1882, died on this day at the age of 73 naturalist and geologist Charles R. Darwin ... Image From an early age, Darwin collected minerals even if, as he himself laments,"I continued collecting minerals with much zeal, but quite unscientifically--all that I cared about was a new-named mineral, and I hardly attempted to classify them"
📷 by Sedgwick Museum
... Image