TableĀ 3.

Formations within the Labrador Trough

DomainFormationRock types
Kaniapiscau SupergroupMenihekMostly grey psammite and wacke
SokomanBanded iron formation
NimishAlkalic basalt and mafic pyroclastic rocks
Baby-Howse zoneBabyMudrock, meta-siltstone, wacke and quartzite
BacchusBasalt and mafic volcaniclastic rock with minor mudstone, siltstone and quartzite
Doublet zoneWilbobBasaltic flows
MurdochMafic pyroclastic rocks and chlorite schist