Why Geology Is Our Destiny - The New York Times
https://www.nytimes.com/2021/06/22/science/natural-history-museum-gems-minerals.htmlr/geology - Can anyone tell me what kind of rock this is?
https://www.reddit.com/r/geology/comments/ad2lnq/can_anyone_tell_me_what_kind_of_rock_this_is/r/gifs - Angel aura amethyst cluster
https://www.reddit.com/r/gifs/comments/ab9fw8/angel_aura_amethyst_cluster/