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with steep inner slopes and gentler outer slopes. In places the crest of the tuff ring has been flattened off by bulldozing during subdivision in the 1990s. The tuff ring is breached to the north-east, presumably by the sea during the Last
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Auckland city's older volcanoes. It was first recognised as a volcano in 2011. The park in which it is located is named after Ralph Boggust, former superintendent of Manukau Parks Dept.
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today. The sea level dropped about 120,000 years ago and the crater became a swampy depression until 1 m of fill was added and drainage installed to make it a recreational sports field.
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surrounded on three sides by a 6–8 m high semi-circular
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More volcanoes recognised in
Auckland volcanic field
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Hayward, B.W.; Kenny, J.A.; Grenfell, H.R. (2011). "
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Volcano in the
Auckland volcanic field, New Zealand
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132:"Leader in the field now has his very own park"
25:Aerial view of the Boggust Park Crater in 2018
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119:Geoscience Society of New Zealand Newsletter
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77:for a few thousand years, rather like
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56:The volcano has a 300–400 m diameter
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91:Volcanoes of Auckland: A Field Guide
684:Former lakes of the Auckland Region
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130:Udanga, Romy (12 February 2010).
679:Māngere-Ōtāhuhu Local Board Area
674:Volcanoes of the Auckland Region
613:-related geography article is a
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689:Auckland Region geography stubs
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552:Pupuke Moana / Pupuke Volcano
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617:. You can help Knowledge by
263:Maungakiekie / One Tree Hill
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403:Ōtāhuhu / Mount Richmond
162:36.955413°S 174.813552°E
67:Interglacial warm period
664:Auckland volcanic field
343:Whakamuhu / Glover Park
275:Ōwairaka / Mount Albert
251:Ōhinerau / Mount Hobson
245:Maungawhau / Mount Eden
207:Auckland volcanic field
38:Auckland volcanic field
167:-36.955413; 174.813552
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669:Maars of New Zealand
432:Boggust Park Crater
269:Te Tātua a Riukiuta
233:Albert Park Volcano
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30:Boggust Park Crater
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44:. Located in the
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510:Māngere Mountain
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305:Little Rangitoto
281:Te Hopua a Rangi
257:Mount Saint John
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532:North Shore
444:Crater Hill
391:Pukewairiki
287:Mount Smart
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153:174°48′49″E
42:New Zealand
658:Categories
540:Maungauika
480:Waitomokia
379:Green Hill
373:Ōtara Hill
299:Puketāpapa
150:36°57′19″S
85:References
576:Tank Farm
558:Rangitoto
546:Motukorea
331:Maungarei
62:tuff ring
486:Ōtuataua
426:Ash Hill
582:Onepoto
498:Pukeiti
450:Kohuora
50:Māngere
36:in the
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75:lagoon
58:crater
46:Favona
609:This
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