Materials
32 materials: ores and Earth Essence for equipment upgrades and sockets, plants for potions, boss materials for +9 and +10 upgrades, skulls and keys that open maps, Soul Shards, and the Gold Bar and Consecration Stone commodities.
Where materials go
Upgrade costs
The ores each rarity takes for every upgrade from +1 to +10.
Boss materials for +9 and +10
Upgrading a Rare, Legendary or Divine item to +9 and to +10 takes 1 of its slot's boss material on top of the ores.
Potion recipes
The materials the Alchemists craft potions from.
Sockets
The Earth Essence and gold each socket costs.