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Adrian Hartley,John Howell,Anne E. Mather,Guillermo Chong
Pág. 117 - 125
A section equivalent to the Pliocene La Portada Formation exposed in the coastal cliff at Hornitos, northern Chile, contains a ca. 7-10 m thick conglomerate bed. The bed occurs within a succession of shallow marine sandstones and has an erosional contact...
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