Gem

Gems are precious items of five types with increasing rarity.

Types of Gems

	Amethyst
	Sapphire
	Emerald
	Ruby
	Diamond

Where Found

They can be found in caves, obtained from meditation, or purchased at a trade portal of an appropriate level. As of version 1.6, they can also be harvested from gem trees on a floating islands.

Use

See specific gem types for details.

Gems placed on a back wall or spawned in a cave will generate light particular to their type. Diamonds emit the most light compared to other gems.

They can be used to upgrade portals and trade portals. Like most items, gems can be bought and sold at a trade portal.

Gems can be used to make gem pickaxes that aid in mining. Gem-based chandeliers provide considerable light.

Emeralds can be converted into dye.

Notes

All gems play a note when collected, ranging from low to high corresponding to their rarity. Each gem will also give an associated achievement when first obtained.

Trivia

In real life, there are many types of gems. Examples include: Opal, Tiger's Eye, and Malachite.

Technically, lapis lazuli is considered as a gemstone.