At the end of Crucible league, certain items related to Crucible content and mechanics were removed from the game. Magmatic Ores no longer exist in Path of Exile.
Magmatic OreAdds stored Crucible experience to an itemRight click this item then left click an item with a Crucible Passive Skill Tree to apply it.
Acquisition Not in game Drop level: 1 CrucibleMetadata Item class: Currency Item Metadata ID: Metadata/Items/Currency/CurrencyAddCrucibleExperience
The stored experience value can roll between 40,000 and 2,092,194, based on how the item was obtained.
Magmatic Ore dropped from a modifier on Primeval RemnantPrimeval RemnantContains a Forge that can Combine Crucible Passive Skill TreesUnmodifiableKalandra watched as the almighty titans fell, relegated to the innermost depths of the world, where horrific abominations awaited them.Open portals to The Forge of the Titans by using this item in a personal Map Device. only provide 40,000 or 100,000 experience.
Magmatic Ore now displays the amount of stored Crucible experience it grants when used. [Undocumented This change was not documented by any official sources. It was discovered through player testing or datamining.]