Post by Science girl: The cliffs of Royal Gorge, Colorado are made of hard, ancient rocks like granite, and quartzite, carved steep by the Arkansas River over millions of years. š¹itsmarcosparra https://t.co/UpQD07doSR
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Science girl
@sciencegirlThe cliffs of Royal Gorge, Colorado are made of hard, ancient rocks like granite, and quartzite, carved steep by the Arkansas River over millions of years. š¹itsmarcosparra [ ē½é”µé¾ę„ ā ]
