Was just wondering if anyone ever came across a compiled list of gems that are only obtainable through drops? I.E. you can't get them as quest rewards.
These are, by their nature, more rare than their quest reward counterparts. Would be nice to have a list like this to prevent getting scammed while bartering.
According to the Path of Exile wiki, there are only a few gems that are not quest rewards:
There are also 2 skills that are only obtainable by vendor recipes