Shear zones and mélanges

c-s fabric

Granite proto-mylonite showing CS fabric: Cobequid-Chedabucto fault zone, St. Mary's basin, Nova Scotia

Shear zone

Shear zone in gneiss boulder, west Newfoundland

Sigma structure

Quartz vein deformed by heterogeous shear producing linked sigma structures: Ross Lake, Northwest Territories

Mylonite

Mylonite, Valhalla complex, British Columbia

Tectonic melange

Tectonic Mélange, Black Point, west Newfoundland