Immortality and the sons of Elrond

[CSteefel]

On the subject of Arwen's death (or the reason for it), I take it as being similar to the acceptance of death by Aragorn himself, and his Numenorean ancestors. They because weary with life and gave it up at some level willingly, that is, without descending into decrepitude and senility. It is said in The Tale of Aragorn and Arwen that initially

She was not weary of her days, and thus she tasted the bitterness of mortality...

but that she quickly became so once Aragorn died, since

the light of her eyes was quenched, and it seemed to her people that she had become cold and grey as nightfall in winter...

Interestingly, the situation seems a little different with respect to Luthien, whose death seems to have been accelerated by the fact that she held one of the Simaril...