Aragonite: An important ocean crystal

When we think of the ocean and what's in it, you probably think of stuff like fish, or salt, or seaweed. But there's a crystal that is so vital to marine life that they take dissolved materials in that salty water and build it themselves. This month's Rocks Box video, we're talking aragonite! Get a monthly hand-picked rock, mineral, gem, or fossil with the SciShow Rocks Box! https://SciShow.Rocks/ Hosted by: Hank Green (he/him) ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Alex Hackman, Ash, Bryan Cloer, charles george, Chris Mackey, Chris Peters, Christoph Schwanke, Christopher R Boucher, Eric Jensen, Harrison Mills, Jaap Westera, Jason A, Saslow, Jeffrey Mckishen, Jeremy Mattern, Kevin Bealer, Matt Curls, Michelle Dove, Piya Shedden, Rizwan Kassim, Sam Lutfi ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: https://www.tiktok.com/@scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow Facebook: http://www.facebook.com/scishow #SciShow #science #education #learning #complexly ---------- Sources: https://sos.noaa.gov/catalog/datasets/ocean-acidification-saturation-state/#:~:text=particularly%20for%20juveniles-,Aragonite%20saturation%20state%20is%20commonly%20used%20to%20track%20ocean%20acidification,aragonite%20structures%20begin%20to%20dissolve https://www.nature.com/scitable/knowledge/library/ocean-acidification-25822734/ https://www.nhm.ac.uk/discover/parrotfish-and-sand.html-https://onlinelibrary.wiley.com/doi/10.1002/jqs.2819 https://d1wqtxts1xzle7.cloudfront.net/45719549/s010876810500524020160517-26151-goosbj-libre.pdf?1463511721=&response-content-disposition=inline%3B+filename%3DOn_the_structure_of_aragonite.pdf&Expires=1699559206&Signature=WG7edyRyopKf0jQrK~vaIj24PkyXVop65nbc1SUoZym5A-bqo1gHrmbX6lToXkY2FRXgcC1SeDxrc5xBWi1-yBR-AeoGcdiI9R~v0iZKJL3p9D2Xa-Pf5Q6x6rsvKFpg6uR5R6-ZYznv83GGZW8BtO-mETxE5kdYrNjjrsBcZVSUuvMh1e8rMKgnhNHJg4IwmBuWZkDZ1qZJy1K~De3NNlWMJJFNfXGril~VMW2T-JjMmTIQ2UMCPngHmhHp8M7pe~p-OH2uyfWMsKHMKVMnjysolzFG6Srsix2CCgIE5MdOj75cTg91QnldOK9ybb85L3YU9cZplZhz5yVEcLhFjw__&Key-Pair-Id=APKAJLOHF5GGSLRBV4ZA https://www.gia.edu/doc/Iridescent-Fossilized-Ammonite-from-Southern-Alberta-Canada.pdf https://onlinelibrary.wiley.com/doi/abs/10.1002/anie.201203125 Images: https://www.gettyimages.com/ https://commons.wikimedia.org/wiki/File:Cristales_cueva_de_Naica.JPG https://www.nature.com/articles/srep30883/figures/2 https://commons.wikimedia.org/wiki/File:AragoniteFromCrystalMaker.png https://www.nature.com/articles/srep30883/figures/1 https://commons.wikimedia.org/wiki/File:Calcite2.png https://www.nature.com/articles/srep30883/figures/4 https://www.researchgate.net/figure/Symmetric-vaterite-grown-in-nonacidic-amino-acids-Unlike-the-chiral-structures-formed_fig5_316114751 https://www.researchgate.net/figure/SEM-images-of-aragonite-A-broken-vaterite-B-vaterite-and-vaterite-recrystallizing_fig1_344208847 https://commons.wikimedia.org/wiki/File:A_geniculate_coralline_alga_at_Ponta_do_Ouro,_Mozambique_(36427413840).jpg https://commons.wikimedia.org/wiki/File:Ammolite_from_Placenticeras_fossil_ammonite,_Alberta.jpg