Methane Gas
Type
Gasses
Depth
Terrestrial:150-250
Note (how to get)
Deep Terrestrial only. Other natures are same as Vespene Gas or Amarathine Gas. Sometimes it explodes, then it turns into Plasma.(Unlike in-game descriptions, it can't be Unstable Isotopes.)
Use for
| Heat Pipe | |
| Artifact of Tubes | 1 | 
| Titanium Ore | 3 | 
| Methane Gas | 1 | 
| Pure Water | 3 | 
| Thermally Insulated Pipe | |
| Artifact of Tubes | 1 | 
| Mithril Ore | 3 | 
| Pearl | 2 | 
| Plasma | 3 | 
| Methane Gas | 1 | 
| Bulk Container | |
| Artifact of Tanks | 1 | 
| Titanium Ore | 4 | 
| Methane Gas | 1 | 
| Solar Cells | 1 | 
| Compartmentalized Storage | |
| Artifact of Tanks | 1 | 
| Mithril Ore | 1 | 
| Aberrant Matter | 4 | 
| Plasma | 4 | 
| Methane Gas | 1 | 
*Researching consumes artifacts. Crafting does not require artifacts.