Obsidian Dust is one of the dusts that are used in GregTech.
It is also obtained through the Extra Bees mod. Selective breeding may result in Shadowed bees, whose combs additionally produce crushed obsidian.
- Hardened Glass, when combined with lead.
- Reinforced Rail
- 8 Obsidian Dust and 6 Empty Cells in an Industrial Electrolyzer produces 1 Magnesium Dust, 1 Iron Dust, 2 Silicon Cell, 4 Compressed Air Cell.