There seems to be no need for you to read the Silm anymore - considering all the helpful posts here (although it would be better if you did esp. for historical background.):
On a map it would appear on the northwest continent of Middle Earth. These are the surrounding locations: Falas,Doriath,Thargelion,Ossiriand,and Taur-im-Dauriath. There are many mountain chains around the area.
Second question: are you satisfied yet?
