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| Description: 87Sr is produced from the radioactive decay of 87Rb in crustal rocks. The level of 87Sr is highest in the oceans during times of enhanced erosion. 87Sr is associated with orogeny. 87Sr often occurs with a decrease in CO2 in the atmosphere. Picture Stats: Views: 281 Filesize: 55.7kB Height: 735 Width: 633 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=36399 |