Changes
'''Archaeology'''<br>
'''Discussion'''<br>
Usually decorated in leaf decoration, they are based on the trefoil harness mounts from Germany. The design became so popular that they were locally produced throughout Scandinavia. They were produced in gold, silver and copper alloy. (MARGESEN MARGESON 1997, p.16-18)<br>
Could be worn either pointing upwards or downwards (EWING 2007, p.62)<br>
Trefoil brooches seem to have taken over from Oval brooches in the Viking colonies in England. (MARGESEN MARGESON 1997, p.16)
<gallery>
==Small lozenge-shaped brooch [V]==
(MARGESEN MARGESON 1997, p.20 Fig.21)
==Small convex round brooches==
{{evidence
|Archaeology =
* Norfolk, England, 7 finds (MARGESEN MARGESON 1997, p.21)
* Birka, Sweden, 56 finds (ARWIDSSON 1984, p.58-74)
|Discussion =
Is widespread in the Viking homelands with an especially large concentration in Birka. (MARGESEN MARGESON 1997, p.21)<br>
Between 2.4 to 3.4cm (1” - 1½”) become common in Birka in the C10th. About half of them are positioned above the level of the twin oval brooches. Probably fastened the neck of the linen under shift. (EWING 2007, p.61)<br>
At Birka - between 2.4 to 3.4cm (1” - 1½”), 900-954AD. <br>
{{Ref|Arwidsson 1984}}
{{Ref|Ewing 2007}}
{{Ref|Margesen Margeson 1997}}
{{Ref|Owen & Dalland 1999}}
{{Ref|Petersen 1928}}
