Precious Stones

Precious Stone can be found by Zombie Miners while mining and Pets while hunting. Precious Stones are used for crafting and to upgrade tools.

1. Emerald: used to upgrade tools to level 2+

2. Rubi: used to upgrade tools to level 3+

3. Sapphire: used to upgrade tools to level 4+

4. Diamond: used to upgrade tools to level 5