Harvest the weaker nodes to find ever-burning ore and keep the cook-fires of Thorin's Hall burning.
'Prospecting nodes for ever-burning ore is more meticulous than just hacking away at metal veins.
'The volatile nature of the ore makes an errant swing of the pickaxe into an explosive event.
'Weaker nodes yield less ore in smaller pieces but are faster to unearth.
'Go forth and get that ore.'
Prospect weak ever-burning ore nodes of ever-burning to release harvestable chunks of the ore.