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