Iceland Spar

[James Kyllo]

"...the French-led team have concluded that shards of Icelandic spar can
act as a remarkably precise navigational aid..."

http://www.independent.co.uk/news/science/archaeology/not-just-the-stuff-of-legend-famed-viking-sunstone-did-exist-believe-scientists-8521522.html

Fascinating stuff

-- 
http://www.last.fm/user/Auto_Da_Fe
http://www.pop.nu/en/show_collection.asp?user=2412
http://www.librarything.com/profile/Auto_Da_Fe
http://www.thedetails.co.uk/
http://www.songkick.com/users/Auto_Da_Fe
http://big-game.tumblr.com/
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