Research index·Journal articleEarth SciencesWestScience News·17 Nov 1979NobleIDark:/48914/w1/20260524/EBCA290BDOI10.2307/3964346Journal articleEarth SciencesWest · Science News · 1979 · SubscriptionNobleIDark:/48914/w1/20260524/EBCA290BDOI10.2307/3964346ReadRead at the publisherSaveCiteAdd to literature reviewPaywalledThe full text is at the publisherOpen it at the publisher to read it.Read at the publisherDiscussionAdd to the discussionTopicsEarth (classical element)AstrobiologyGeologyEarth scienceRelated papersMoreDetailsPublished, publisher, issueSuggest a correction or report