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era |
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eraAny of the major divisions of geological time that includes several periods but is part of an eon. The eras of the current Phanerozoic in chronological order are the Palaeozoic, Mesozoic, and Cenozoic. We are living in the Recent epoch of the Quaternary period of the Cenozoic era. Geological time is broken up into geochronological units of which era is just one level of division. The hierarchy of geochronological divisions is eon, era, period, epoch, age, and chron. Eras are subdivisions of eons and periods are subdivisions of eras. Rocks representing an era of geological time comprise an erathem. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Thus in Marmagne the unfathomably distant time of a remote geological era merges with the infinitesimal, with the minimal and imperceptible time of the slow, everyday mutation of things: a passing cloud, dry twigs floating by, a flower, the ruffling of the surface, the nature that lines the water sinking into the vegetation filling one of the basins. They launched that campaign only two years ago, but to judge from their rhetoric it seems like a relic from another geological era. |
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geological era
