TL;DR: Sulfur from troilite enables sulfur concrete production - a water-free construction material that sets rapidly in vacuum. This is one of the most practical near-term ISRU construction methods.
Sulfur from troilite enables sulfur concrete production - a water-free construction material that sets rapidly in vacuum. This is one of the most practical near-term ISRU construction methods.
Location
Lunar mare basalts (troilite FeS inclusions)
Estimated Quantity
0.1-1% troilite in mare basalts
Extraction Method
Thermal extraction from troilite at 600-1200°C
Economic Value
Enabling - sulfur concrete is the most practical near-term construction method