N
silica sand
Horokiwi Quarry
stone
lime
limestone
Greenhills Quarry
gravel
disused
Castle Hill Station Quarry
shingle
Otokia Quarry
clay
bentonite
Miles Bearly Pit
Kiwi Point Quarry
Kaituna Quarry
Waikakaho Quarry
Pakohe Limeworks
Plimmerton Quarry
Marble Acre Quarry
Windy Point Quarry
Bastia Quarry
Hatuma Limeworks
metal
Rangitoto Quarry Landfill
Tahuna Quarry
Te Puna Quarry
Kaiaua Quarry
Taniwha Quarry
Long Swamp Quarry