A Viking Age colour palette + bit of info on the dyes. And here's a text only page with a great list of dyes definitely and probably used: www.cs.vassar.edu... And some local colour variations, eg purple in Ireland.
The only whole spear dated Viking Age. The stele is 195 cm long, 1-2,5 cm in diameter, spearhead is 45,5 cm long. The Lendbreen ice patch, Norway http://sagy.vikingove.cz/lov-sobu-na-lendbreenu/
Nordo-Celtic knot symbolizing the Drakkar longships paired with the central Icelandic Vegvisir ("sign post"), which is a type of late medieval bind-rune that was a magic sigil to prevent the bearer from getting "lost in the storm". The Vegvisir is often erroneously identified as a Viking-age rune.