Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand

This thick, vertical coal seam at Garvey Creek, east of Reefton, shows mine workings in the 1950s. The seam is part of the Brunner coal measures, deposited as a peat swamp about 37 million years ago. The swamp deposits were later deeply buried, forming coal

Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand

Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand

Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand

Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand

Vertical coal seam – Geology – overview – Te Ara Encyclopedia of New Zealand