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ARCHEAN URANIUM DEPOSITS AND THE ORIGIN OF LIFE
by
León Garzón

CRATONS, URANIUM DEPOSITS AND MICROFOSSILS

General Distribution of Archean Basements Blocks (from Love)

Geographic Distribution of the Actual Uranium Deposits

Geographic Distributions of Early Proterozoic Ocurrences of Fossils
and the Oldest Uranium Deposits

Perhaps the most significant feature of presently known uranium deposits is their association with precambrian rocks, which is where most microfossils have been frequently found.