Last edited by Maunos
Tuesday, August 11, 2020 | History

3 edition of Geology of ironsand resources of New Zealand found in the catalog.

Geology of ironsand resources of New Zealand

David Kear

Geology of ironsand resources of New Zealand

(with notes on limestone, silica, and bentonite) : report

by David Kear

  • 16 Want to read
  • 14 Currently reading

Published by New Zealand Dept. of Scientific and Industrial Research in [Wellington] .
Written in English

    Places:
  • New Zealand.
    • Subjects:
    • Sand, Iron -- New Zealand.

    • Edition Notes

      Statementby David Kear ; including reports on geophysical investigations by C.E. Ingham, drilling investigations by J.E. Hoffman.
      ContributionsIngham, C. E. joint author., Hoffman, J. E., joint author., New Zealand Steel Limited.
      Classifications
      LC ClassificationsTN408.N56 K4
      The Physical Object
      Paginationvi, 154 p. :
      Number of Pages154
      ID Numbers
      Open LibraryOL3903435M
      LC Control Number81465947

      New Zealand’s past volcanic activity has contributed to its unique geology and reserves of ironsand – a type of sand with large concentrations of iron. Black ironsand is found primarily on the. Write a Review × Sheet QM Te Kuiti: geological resource map of New Zealand (print).

      Ironsand resources of the western coastal area are extensive. About Mt of concentrate (57% Fe and % V2O5) is extracted annually from Waikato North Head and used for iron and steel making at the Glenbrook mill. Current resources in nine onshore deposits, including Waikato North Head, are about Mt indicated and 83 Mt inferred. Modern New Zealand is world renown for being geological active with high mountains, frequent earthquakes, geothermally active areas and volcanoes. This is due to New Zealand's modern position on the boundary of the Australian and the Pacific Plates.

      The Waikato North Head deposit produces a magnetic mineral concentrate from Quaternary sands that formed in a coastal setting in the North Island of New Zealand. Detailed examination of the magnetic mineral fraction of the different stratigraphic horizons mined at Waikato North Head shows that the youngest units yield concentrates with significant concentrations of gangue minerals that are. In New Zealand, the Resource Management Act places requirements on companies to manage the effects they have on the physical and natural environment. For New Zealand Steel, the challenge of complying to these strict environmental standards has been met head on.


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Geology of ironsand resources of New Zealand by David Kear Download PDF EPUB FB2

Geology of ironsand resources of New Zealand: (with notes on limestone, silica, and bentonite): report [Kear, David] on *FREE* shipping on qualifying offers. Geology of ironsand resources of New Zealand: (with notes on limestone, silica, and bentonite): reportAuthor: David Kear.

Geology of Ironsand Resources of New Zealand (with Notes on Limestone, Silica and Bentonite): Report David Kear Science Information Division, - Black sand - pages. David Kear's 'Geology of Ironsand Resources of New Zealand' (NZ Dept of Scientific & Industrial Research ) says, "The ironsand deposits extend from south Kaipara and Muriwai, north of Auckland, for over miles southwards to the Whangaehu River, south of Wanganui".

Soluble iron in concentrates exceeds 50% in most locations. The geology of New Zealand is noted for its volcanic activity, earthquakes and geothermal areas because of its position on the boundary of the Australian Plate and Pacific Zealand is part of Zealandia, a microcontinent nearly half the size of Australia that broke away from the Gondwanan supercontinent about 83 million years ago.

New Zealand's early separation from other landmasses. Mineral Wealth of New Zealand. R Brathwaite, F Pirajno, Metallogenic map of New Zealand. p., 2 maps, 4 sheets showing 39 maps. Buy these books at our GNS Science Store. Offshore exploration. GNS Science and NIWA have been studying New Zealand's offshore mineral resources to gain a better understanding of their evolution and.

Ironsand. The key ingredient of the steel making process in New Zealand is ironsand, which is found in abundance on the west coast of the North Island. These "blacksands" were first noted by Captain James Cook, during his first voyage of discovery in He dubbed the area "The Desert Coast".

Carter, L. Ironsand in continental shelf sediments off western New Zealand — a synopsis. New Zealand journal of geology and geophysics – Christie, A.B. Sedimentary structures in Quaternary ironsands at Waikato North Head, New Zealand.

New Zealand journal of geology and geophysics – New Zealand now faces the prospect of iron sand mining offshore. A High Court decision is pending on plans to mine 50 million tonnes of iron sand a year from the seabed off the coast of Taranaki. Edbrooke, S.W.

Geology of the Waikato area. Lower Hutt: Institute of Geological & Nuclear Sciences. Institute of Geological & Nuclear Sciencesgeological map 4 68 p. + 1 folded map. Abstract: The Waikatogeological map covers ab km 2 of the Waikato, King Country and north Taranaki, in the west of the North Island, New Zealand.

Book review: The Geology and Resources of New Zealand Coalfields (AusIMM Monograph 33) By Dean Fergusson MAusIMM CP (Geo) Edited by Alan Sherwood. It’s rare to see a monograph written by a sole author, but I can’t think of any other practicing coal geologist in New Zealand aside from Alan Sherwood that has the breadth of knowledge, literary.

At the Waikato North Head ironsand mine site resource consents are granted by Waikato Regional Council. Resource consents are applied for before an activity is started and are renewed periodically.

When resource consents come up for renewal New Zealand Steel has the opportunity to review its performance with the community and regulatory. Structural evolution of the active Waimea-Flaxmore Fault System in the Nelson-Richmond urban area, South Island, New Zealand Francesca C.

Ghisetti, Mike R. Johnston & Paul Wopereis Pages: Page 15 - Harbour of Coromandel are composed. The well-known " Castle Hill" — which can be seen from Auckland — is a characteristic example of the Trachytic Breccia formation.

The magnetic ironsand which, in washing, is found with the gold, is derived from the same source as all the magnetic iron-sand of New Zealand, namely, from the decomposition of trachytic rocks. For New Zealand Steel, the challenge of complying with strict environmental conditions set by the regulatory authorities throughout its life, has been met head on.

Care has been taken in controlling the effects of each operation, including: extracting ironsand; use of water, air and raw materials; discharge to air of gases and dusts and waste. New Zealand Catalog Additions / Changes to this catalog are noted in this color for New Zealand Miscellaneous Publications Gordon, D.

P., / 10th INTERNATIONAL BRYOZOOLOGY ASSOCIATION PRECONFERENCE TOUR, NORTH ISLAND, NEW ZEALAND, Wellington,pb, 78 pages, - 3 - $ 25 [This is a seven day field trip on the North Island]. To cite this article: Lionel Carter () Ironsand in continental shelf sediments off western New Zealand—a synopsis, New Zealand Journal of Geology and.

This important publication provides a single introductory reference to the geology, resources and general mining prospects of New Zealand coalfields. It is designed as a high-quality and long-lasting reference book for professionals and companies working in the New Zealand coal sector and geologists with an interest in New Zealand coal deposits.

This is a well written overview of the geology and geologic history of New Zealand. It is written for the general audience and give basic information about geologic processes and the specifics of landscapes examined in the book.

well s: 3. New Zealand is part of a mostly submerged continent that broke away from the Gondwana supercontinent millions of years ago. As the new land moved into the Pacific Ocean, it gradually submerged, then was uplifted by activity in the earth’s crust. New Zealand’s geology records the story of the country’s birth and growth.

Te Akau (Māori: Te Ākau) is a small farming settlement in the North Island of New Zealand, located 62 km (39 mi) north west of Hamilton, 39 km (24 mi) south west of Huntly, 45 km (28 mi) south of Port Waikato and 47 km (29 mi), or 19 km (12 mi) by ferry and road, north of has a hall and a school.

Te Akau is also the name of a beach in Marlborough. The production of steel at New Zealand Steel is a unique and innovative process, that uses many of the resources found in the local environment including air, water, electricity, coal, ironsand and the land on which the mill is located.Year Published: Episodic formation of the world-class Waihi epithermal Au-Ag vein system, Hauraki Goldfield, New Zealand.

The world-class Waihi vein system in New Zealand has produced more thankg Au and million kg Ag.Like the beaches, the dunes are rich in ironsand and have been considered for mining several times. Threats of seabed mining following passage of the Foreshore and Seabed Act resulted in formation of the opposition group KASM, based in Raglan (see also Mining in New Zealand#Opposition and Sand mining#New Zealand).