Prospector's Pick
Weapon,
Very Rare
(requires attunement; cost 5000 gp)
Crafting Components
Iron from Plane of Earth
You gain a +1 bonus to attack and damage rolls made with this magic war pick. Attacks with this weapon deal an extra 3d6 piercing damage to objects and creatures made of earth or stone.
The pick has 8 charges. As an action, you can expend 1 charge to magically disintegrate a 5-foot cube of nonmagical earth or unworked stone within 5 feet of you. Precious gems, metal ores, and objects not made of earth or stone are left behind. The pick regains 1d8 charges at dawn.
Source