Aethernet Shard

[Talrune]

The small shards are for moving within the major town you are in if you have attune to them(memorized them) the large ones are placed in large cities and small towns spread throug out the world (you have to attune to those as well to place them in your teleport book)those are what are in your teleport book that you use to move around the world not the small ones.

So when you portal to New Grid you are porting to the large shard. The small ones in Gridania which you have to be in that town to use them and they move ya between the small ones in the city