The Emerald is a rare gem found in caves. It emits a small amount of dim light for a few blocks.
The Emerald is used to craft:
-The Emerald upgrade at the portal (1 Emerald, 60 Time Crystals)
-Emerald Pickaxe (5 Emeralds, 60 Time Crystals)
-Emerald Chandeler (5 Glass, 10 Emeralds)
The Emerald is a rare gem and you need some time to find it in a cave.They appear to be floating when first seen and can be mined as you would pick up an item, it will then make a loud chime noise. Emeralds can also be obtained using a Gold Pickaxe on rocks, such as Stone and Limestone.