How to get Netherite in Minecraft: from ancient debris to full gear
Each Ancient Debris turns into 1 Netherite Scrap and gives 2 experience.

Netherite Scrap is smelted ancient debris, the raw material of netherite ingots.
It is obtained in the Furnace from Ancient Debris (other recipes also exist).
Four scraps with four gold ingots craft one Netherite Ingot. Like all netherite items, the scrap floats safely in lava and resists fire. Bastion treasure chests sometimes hold a few.
Ancient Debris → Netherite Scrap
// Slots with several items cycle through every accepted option.
Each Ancient Debris turns into 1 Netherite Scrap and gives 2 experience.
In a Furnace: 1 × Ancient Debris gives 1 × Netherite Scrap. In a Blast Furnace: 1 × Ancient Debris gives 1 × Netherite Scrap. It can be found as loot in Bastion Remnant.
It is combined with gold to make netherite ingots. It is an ingredient in one recipe: Netherite Ingot.
No: as a dropped item it resists fire and lava.