[SciShow - Sources] Did Vikings Use These Stones To Navigate

Source: Did Vikings Use These Stones To Navigate?

Sources:

https://naturalhistory.si.edu/explore/collections/geogallery/10002915#:~:text=NMNH%20145122,can%20be%20multicolored%20or%20banded

https://www.tandfonline.com/doi/abs/10.1080/00107514.2014.929797

https://books.google.com/books?id=Zl5FAAAAcAAJ&pg=PA2141#v=onepage&q&f=false

https://www.sciencedirect.com/science/article/abs/pii/S0016703706020035?via%3Dihub

http://vsnrweb-publications.org.uk/The%20Story%20Of%20Raud%20And%20His%20Sons.pdf

https://www.scientificamerican.com/article/did-vikings-navigate/

https://royalsocietypublishing.org/doi/10.1098/rstb.2010.0194

https://www.jstor.org/stable/41345933

https://royalsocietypublishing.org/doi/abs/10.1098/rspa.2012.0651

https://pmc.ncbi.nlm.nih.gov/articles/PMC4042717/

https://www.youtube.com/watch?v=eq9NE2qQzTo&ab_channel=TerraIncognita

https://youtu.be/XGLqNGcTZHc

https://www.labnews.co.uk/article/2025890/x_ray_vision

https://www.youtube.com/watch?v=8UXB4pBklBM&ab_channel=PhysicsDemos

https://link.springer.com/chapter/10.1007/978-3-031-62863-4_26

https://www.researchgate.net/publication/263534839_Accuracy_of_sun_localization_in_the_second_step_of_sky-polarimetric_Viking_navigation_for_north_determination_a_planetarium_experiment/download

https://www.researchgate.net/publication/257301232_Orientation_with_a_Viking_sun-compass_a_shadow-stick_and_two_calcite_sunstones_under_various_weather_conditions

Image Sources

https://commons.wikimedia.org/wiki/File:Calcium_carbonate.png
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https://www.gettyimages.com/detail/video/calcite-blue-close-up-of-the-structure-of-the-stone-stock-footage/1353366988?adppopup=true
https://commons.wikimedia.org/wiki/File:NM_Epidote_Calcite2.jpg
https://www.gettyimages.com/detail/video/stone-texture-background-mining-limestone-lime-quarry-stock-footage/1387874844?adppopup=true
https://www.gettyimages.com/detail/photo/marble-stone-or-rock-isolated-on-white-background-royalty-free-image/1403791651?phrase=calcite%20marble&adppopup=true
https://commons.wikimedia.org/wiki/File:Calcite.png
https://www.gettyimages.com/detail/photo/natural-calcite-crystals-royalty-free-image/506329669?phrase=calcite&adppopup=true
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https://en.wikipedia.org/wiki/File:Positively_birefringent_material.svg
https://www.gettyimages.com/detail/photo/rocks-and-minerals-optical-calcite-royalty-free-image/157309131?phrase=iceland%20spar&adppopup=true
https://commons.wikimedia.org/wiki/File:Optical_grade_Iceland_spar.webm
https://en.wikipedia.org/wiki/File:Miscellany_on_the_Life_of_St._Edmund_-_MS_M.736_fol._9v.jpg
https://commons.wikimedia.org/wiki/File:Viking_Expansion.svg
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https://www.gettyimages.com/detail/video/close-up-on-old-compass-instrument-in-hand-shot-in-slow-stock-footage/1062559642?adppopup=true
https://en.wikipedia.org/wiki/File:Epistola-de-magnete.jpg
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https://en.wikipedia.org/wiki/File:UunartoqDiscReplica.jpg
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https://www.gettyimages.com/detail/photo/dramatic-sunset-royalty-free-image/182179126?phrase=sun%20clouds&adppopup=true
https://commons.wikimedia.org/wiki/File:Silfurberg.jpg
https://www.gettyimages.com/detail/video/mediterranean-sea-beautiful-shining-blue-water-and-clear-stock-footage/2178470049?adppopup=true
https://commons.wikimedia.org/wiki/File:Halictus_scabiosae,_specimen_exonie54,_from_Botevgrad,_Bulgaria_18_(dorsal,_vertex).jpg
https://www.gettyimages.com/detail/photo/iceland-spar-royalty-free-image/117997325?phrase=Iceland%2Bspar
https://www.gettyimages.com/detail/photo/sunset-over-water-royalty-free-image/170429105?phrase=sun%20horizon%20water%20clouds&adppopup=true
https://commons.wikimedia.org/wiki/File:2014-05-01_21-57-28_Iceland_-_Greniv%C3%ADk_Hjalteyri.jpg
https://commons.wikimedia.org/wiki/File:Vikingemuseet_01.JPG
https://phys.org/news/2013-03-fabled-sunstone.html
https://commons.wikimedia.org/wiki/File:Calcit_NHM_Wien_2.JPG
https://www.gettyimages.com/detail/photo/iceland-spar-royalty-free-image/160883410
https://commons.wikimedia.org/wiki/File:Viking_attack_on_Gu%C3%A9rande,_from_a_Saint-Aubin_MS_%28cropped%29.jpg

https://openclipart.org/image/2000px/323707