Lath-shaped barite is intergrown with chalcedony. XN.

Crenulated chlorite in rhyolite.Kidd Creek mine, Ont. XN.

Pyrite replaced by chalcopyrite. Kidd Creek Mine, Ontario

Deformed sericite vein cuts chlorite.XN. Kidd Creek mine, Ont.

Sericite veins in rhyolite.XN. Kidd Creek mine, Ontario

Skeletal galena in sphalerite. Refl. light.