Gem

Gem is an item that can be purchased from Trade Posts or gathered from resource islands manually with Steel Pickaxes or automatically with Gem Mining Depot.

Obtaining
Purchased from Trade Posts that stock this item:

Gathered manually from with  or :

Gathered automatically by Gem Mining Depots at the turn of every day from nearby :

Usage
For Ancient Lighthouse restoration:

Skills and Perks
A 15% / 30% chance to receive an extra mined resource with the skill: