Emerald
Material Stack: 64 Since 1.3.1 (12w21a)
Quick answer: Trade with villagers - the main source; sell crops, sticks, paper and more.
How to get it
- Trade with villagers - the main source; sell crops, sticks, paper and more
- Mine emerald ore in mountains and windswept hills (Y=-16 to 320, most common around Y=236) with an iron pickaxe or better
- Loot chests in villages, shipwrecks, buried treasure and trial chambers
- Dropped by vindicators and evokers in raids
Uses
- Currency for all villager and wandering trader trades
- Beacons: feed emeralds to select powers
- Blocks of emerald for beacon pyramids and decoration
Renewability
Yes, through villager trading
Java vs Bedrock
Identical in Java and Bedrock. Emerald ore is the rarest Overworld ore; deepslate emerald ore (below Y=0 in mountains) is the rarest block variant in the game.
Related: DiamondIron IngotGold Ingot