S1). Past expertise has demonstrated that these grains typically produce the youngest dates in samples characterized by blended zircon populations and this has proven an efficient screening system for xenocrystic and/or significantly transported detrital zircon grains153. Attention-grabbing markings were being just lately located on a rock in Newfoundland. A review https://pukkabookmarks.com/story13249609/the-ultimate-guide-to-what-is-the-fossil-record