Talk:Primal Fire Elemental/@comment-2405:9800:BC10:7E8D:4DBB:D195:66FF:7955-20171213115342/@comment-29248623-20171213143731

The likelihood is that either it's a "gem" or "item" to serve as a catalyst for the Elemental or merely a matter of having a specific spell focus or gemstone in the case of the Guild Weapon.