The Handheld Enrichment Device (commonly known as HED) enriches some types of blocks into their amplified form. The block can then be harvested using a nether star tool. Enriching a block requires 1000mb of Nether star.That can be added to the HED by either crafting with nether stars or using in the magic table.

Crafting Recipe:

Iron Block
Redstone Block Nether Core Redstone Block
Iron Block Iron Block Iron Block