Browsing M.Sc. Earth Sciences by Subject "ichnofossil"
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Assessing environmental controls for candidate microbial ichnofossils in hydrothermally altered basaltic tuffs of Upsal Hogback, NV Putative biogenic alteration has previously been identified in basaltic glass of the ocean floor, in subglacial hyaloclasts, in meteorite impact glass, and more recently in tuff erupted in a lacustrine environment. ...