Titanium

Titanium can appear when mining Mithril in the Dwarven Mines. Titanium can be used to buy Titanium Pickaxes from Bubu's shop in the Dwarven Village. Its chances of appearing can be buffed by the Titanium Insanium ability inside of your Heart of The Mountain, although this is not required to find titanium.

Obtaining
It can spawn in with a 1/50 chance in Mithril Veins when the player mines Mithril and needs to be mined with a Mithril Pickaxe. Drop amount affected by Mining Fortune.

It can only be mined with a pickaxe with a Breaking Power of at least 5.

Usage
Can be used to purchase the Titanium Pickaxe for 100x Titanium and from Bubu in the Dwarven Village