The Sending Stone, a Ring of Fire Resistance?

i was tempted at some point to take out the sending stone that i carried for almost the entire campaign. That we got in our hist job shit time, when ford held the sord to caleb's throat. And in the other house, we found a sending stone. But just one, just one. Who did that go to? Ye, almost talked into it, like ten times over the course of the entire campaign,. and never did, cause i'd get side tracked, don't no. I would have gone to break and then he h h, then come back. Would you have to go through all your notes, or would you like in game, like, gonei