Ancients Awakened/Technecium Ore

Technecium Ore is a Hardmode ore with a rarity similar to that of Adamantite and Titanium and spawns into the world once you have defeated Martian Madness in the Cavern layer. You will need a pickaxe power of 210% which is obtainable Post-Golem and get the Picksaw which is dropped from the Golem. You could also craft the Chaos Terratool which has a pickaxe power of 215%, however you will need the Perfect Stonebreaker and Perfect Shadow drill.