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Re:King Tut's dagger blade made from meteorite, study confirms by HillaryBriss on Friday June 03, 2016 @07:41PM (#11834041)
apparently the Vikings got the steel for their swords from as far away as Central Asia and India. and that steel was critical to the superior performance of those blades.

https://en.wikipedia.org/wiki/Viking_sword

https://en.wikipedia.org/wiki/Crucible_steel

Re:King Tut's dagger blade made from meteorite, study confirms by aminok on Sunday June 05, 2016 @04:46AM (#11840173)
The famed Ulfberht sword is believed to have used steel forged in northern Iran, and transported through the Volga trade route (that followed the Volga river into the Caspian sea):

http://www.pbs.org/wgbh/nova/ancient/volga-trade.html

Re:King Tut's dagger blade made from meteorite, study confirms by zipwitch on Friday June 03, 2016 @10:45PM (#11834682)
Something that is also mentioned in Neal Stephenson's Baroque Cycle. Which someone already mentioned in reference to gold. In really is an amazing dive into history, even if it's not 100% accurate.