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At 4.4 Billion Years Old, Oz Crystals Confirmed As World's Oldest

npr.org

Scientists have used a powerful new technique to prove that some tiny crystals found in Western Australia are indeed the oldest known materials formed on Earth.

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Overlook from Bryce Point of fiery hoodoos in the area below Liberty Castle. Bryce Canyon hoodoos are formed in the vertically fractured pink member of the Tertiary-age Claron Formation, primarily by frost wedging and summer cloudburst rainstorms. Bryce Canyon National Park, Garfield County, Utah Photographer: Kent Brown; © 2015Western States Seismic Policy Council Names 2009 Awards in Excellence Winners
Overlook from Bryce Point of fiery hoodoos in the area below Liberty Castle. Bryce Canyon hoodoos are formed in the vertically fractured pink member of the Tertiary-age Claron Formation, primarily by frost wedging and summer cloudburst rainstorms. Bryce Canyon National Park, Garfield County, Utah Photographer: Kent Brown; © 2015POTD December 27, 2013: Grand Staircase–Escalante National Monument, Garfield County, Utah
Overlook from Bryce Point of fiery hoodoos in the area below Liberty Castle. Bryce Canyon hoodoos are formed in the vertically fractured pink member of the Tertiary-age Claron Formation, primarily by frost wedging and summer cloudburst rainstorms. Bryce Canyon National Park, Garfield County, Utah Photographer: Kent Brown; © 2015TWO NEW DINOSAUR SPECIES FOUND AT UTAH SITE
Overlook from Bryce Point of fiery hoodoos in the area below Liberty Castle. Bryce Canyon hoodoos are formed in the vertically fractured pink member of the Tertiary-age Claron Formation, primarily by frost wedging and summer cloudburst rainstorms. Bryce Canyon National Park, Garfield County, Utah Photographer: Kent Brown; © 2015POTD August 9, 2013: Wall Arch, Arches National Park, Grand County, Utah
Overlook from Bryce Point of fiery hoodoos in the area below Liberty Castle. Bryce Canyon hoodoos are formed in the vertically fractured pink member of the Tertiary-age Claron Formation, primarily by frost wedging and summer cloudburst rainstorms. Bryce Canyon National Park, Garfield County, Utah Photographer: Kent Brown; © 2015POTD December 15, 2015: Bryce Canyon National Park, Garfield County, Utah