ejecta spherule

ejecta spherule

English

Noun

ejecta spherule (plural ejecta spherules)

1. (geology) An ejecta that is roughly in the shape of a small sphere.
   • 2012, “Tsunami backwash deposits with Chicxulub impact ejecta and dinosaur remains from the Cretaceous–Palaeogene boundary in the La Popa Basin, Mexico”, in (Please provide the book title or journal name)‎:

     Back-scattered electron image, and EDS maps showing the intensity of Ca, Si, K, Mg and Fe in a typical ejecta spherule from the event deposit.

   • (Can we date this quote?) “Stunning Discovery Offers Glimpse Of Minutes Following ‘Dinosaur-Killer’ Chicxulub Impact”, in (Please provide the book title or journal name)‎:

     Micro-CT image showing cutaway of clay-altered ejecta spherule with internal core of unaltered impact glass.

 

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