Ultramafic nickel laterites in indonesia sulawesi halmahera

MJ Series Jaw Crusher

MJ Series Jaw Crusher

MJ series jaw crusher is mainly used as a coarse crushing crusher. Its purpose is to crush rocks into smaller particle sizes for subsequent processing…

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MC Series Single-Cylinder Hydraulic Cone Crusher

MC Series Single-Cylinder Hydraulic Cone Crusher

MC series single cylinder hydraulic cone crusher is used in secondary and fine crushing operations. It is widely used in metallurgy, construction, highway,…

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ML Series Vertical Shaft Impact Crusher

ML Series Vertical Shaft Impact Crusher

Vertical shaft impact crusher is often used in the final crushing circuit. Due to the ability to produce fine-grained final products, ML series vertical…

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MD Series Multi-Cylinder Hydraulic Cone Crusher

MD Series Multi-Cylinder Hydraulic Cone Crusher

MD series multi-cylinder hydraulic cone crusher is used in the second and third stages of mineral processing and stone crushing, as well as the superfine…

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MF Series Fixed Shaft Circular Vibrating Screen

MF Series Fixed Shaft Circular Vibrating Screen

In order to eliminate the phenomenon of unbalanced vibration, unstable amplitude, on/off bounce, poor screening effect, and cracking of the screen box…

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MGD Series Vibrating Feeder

MGD Series Vibrating Feeder

MGD series vibrating feeder is designed for ultra-heavy working conditions and is suitable for feeding materials to primary jaw crushers, primary impact…

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MGB series hopper discharge feeder

MGB series hopper discharge feeder

MGB series hopper discharge feeder is mainly used for the uniform, quantitative and automatic control of under-silo feeding of bulk materials.…

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MZA/K Series Circular Vibrating Screen

MZA/K Series Circular Vibrating Screen

MZA/K series circular vibrating screen produced by Meilan has an axis-eccentric circular vibrating screen, which can be used for dry and wet classification…

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  • OBORTS Company, Opposite the residence of old General Mambou, Near Dragage, Bastos, Yaoundé, Cameroon
    Email: [email protected]

  • Rio Tinto announces 162 Mt of lateritic nickel resources

    May 28, 2008· Initial batch test work and process engineering design indicates process nickel recoveries could be around 90% and 88% for cobalt. The Sulawesi Nickel Project is in the final stages of an Order of Magnitude Study. A base case production of 46ktpa Nickel is envisaged commencing by 2015, with potential to support future expansion beyond 100,000 t/y.

  • Weda Bay Mine, Halmahera Island, North Maluku Province

    Van der Ent, A., Baker, A.J.M., Van Balgooy, M.M.J., Tjoa, A. (2013) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration, 128, 72-79. This page contains all mineral locality references listed on mindat.

  • Ultramafic geoecology of South and Southeast Asia

    Apr 03, 2017· Sulawesi and Halmahera in Indonesia have 15,400 and 8000 km 2 of ultramafic outcrops, respectively (van der Ent et al. 2013a). Lateritic soils overlaying the bedrock harbor both sclerophyllous ultramafic vegetation and more cryptic tropical rainforest, which are nonetheless inhabited by a high proportion of endemic flora.

  • Ultramafic nickel laterites in Indonesia (Sulawesi

    May 01, 2013· Indonesia (Sulawesi and Halmahera Islands) has some of the largest surface exposures of ultramafic bedrock in the world, and these are the sites of productive lateritic nickel mining operations.

  • Actephila alanbakeri (Phyllanthaceae): a new nickel

    Feb 09, 2016· Van der Ent A, Baker AJM, van Balgooy MMJ, Tjoa A (2013b) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. J Geochem Explor 128:72–79. doi: 10.1016/j.gexplo.2013.01.009

  • An overview on the possibility of scandium and REE

    deposits in some countries. Ultramafic rocks form nickel laterites by weathering in the high-latitude region (e.g., Indonesia), because numerous previous study data indicated that Ni2+ is generally incorporated into mafic minerals in magma and that they are easily altered by soil or ground water. The

  • Study on the Critical Metal and Rare Earth Element

    deposits in some countries. Ultramafic rocks form nickel laterites by weathering in the high-latitude region (e .g., Indonesia), because numerous previous study data indicated that Ni2+ is generally incorporated into mafic minerals in magma and that they are easily altered by soil or ground water. The

  • Nickel in Buli Coastal Area, East Halmahera Nikel di

    % nickel which in the course of laterization strongly enriched this initial nickel content (Schellmann (1983). Lateritic nickel ore can be distinguished into limonite type and silicate type (Schellmann, 1983); where limonite type laterites (or oxide type) are highly enriched in iron due to very strong leaching of magnesium and silica.

  • Halmahera Island, North Maluku Province, Indonesia

    Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration, 128, 72-79. ⓘ Magnetite

  • ATLAS MINERAL DAN BATUAN ENDAPAN NIKEL Oleh : …

    Indonesia Principal Nickel Laterite Deposits 500km WEDA BAY SULAWESI KALIMANTAN SERAWAK PNG IRIAN JAYA HALMAHERA SUMATRA And Laterites Formations, PT. INCO. 212 hal. Kadarusman, A., the East Sulawesi Ophiolite, Indonesia, Tectonophysics, v. 392, 55 – 83.

  • Ultramafic nickel laterites in Indonesia (Sulawesi

    May 01, 2013· Indonesia (Sulawesi and Halmahera Islands) has some of the largest surface exposures of ultramafic bedrock in the world, and these are the sites of productive lateritic nickel mining operations. The proven and potential use of native plant species of ultramafic outcrops in mine rehabilitation can help drive conservation efforts, and nickel hyperaccumulators in particular can …

  • Plant diversity and ecology of ultramafic outcrops in

    Aug 21, 2016· van der Ent A, Wood JJ (2013) Orchids of extreme serpentinite (ultramafic) habitats in Kinabalu Park. Malesian Orchid Journal 12, 76–93. van der Ent A, Baker AJM, Van Balgooy MMJ, Tjoa A (2013a) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining.

  • Nickel Laterites in SE Asia - CSA Global

    Nickel Laterites in SE Asia Presented by: Mick Elias Principal Consultant CSA Global GLOBAL NICKEL RESOURCES CUBA INDONESIA AUSTRALIA LATERITES SULPHIDES NEW CALEDONIA PHILIPPINES 22°N 22°S. Sulphides 30% SULAWESI KALIMANTAN OBI HALMAHERA WAIGEO IRIAN JAYA CYCLOOPS GAG DISTRIBUTION OF OPHIOLITES IN INDONESIA.

  • Ultramafic geocology of South and Southeast Asia

    habitats in the region. The geoecology of the large ultramafc outcrops of Indonesia’s Sulawesi, Obi and Halmahera, and many other smaller outcrops in South and Southeast Asia, remains largely unexplored, and should be prioritised for study and conservation.

  • Potential of Nickel (Ni) Phytoremediation of Adaptive

    International Nickel Indonesia Sorowako Sulawesi Selatan. Skripsi tidak diterbitkan, IPB, Bogor. Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): Mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration, 128, 72 - 79.

  • 10.1016/j.gexplo.2013.01.009 DeepDyve

    Jun 11, 2020· Ultramafic bedrock is widespread and extensive in Indonesia, such as in Sulawesi where with about 15,400 km 2 it is probably the world's largest of such outcrops, and another approximately 8000 km 2 of ultramafic outcrops in Halmahera (Hall, 2012).

  • Structure, floristics and diversity of tropical montane

    Apr 23, 2015· Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. van der Ent A Baker AJM van Balgooy MMJ Tjoa A Interactive influences of climate and parent material on soil microbial community structure in Bornean tropical forest ecosystems.

  • The rare plants that ‘bleed’ nickel - BBC Future

    Aug 25, 2020· Sulawesi and Halmahera, the neighbouring island, has the largest ultramafic bedrocks, which can be rich in nickel, in the world, at 23,400 hectares (234 …

  • An enigmatic genus on an enigmatic island: the re

    Jun 22, 2019· Extraction of both natural gas and valuable metal ore deposits is a major contributor to deforestation in Sulawesi, particularly the mining of nickel, across the 15,400‐km 2 ultramafic outcrop that constitutes approximately 8.8% of the total land area (van der Ent et al. 2013).

  • Ecology of nickel hyperaccumulator plants from ultramafic

    Mar 14, 2015· Van der Ent A, Baker AJM, Van Balgooy MMJ, Tjoa A (2013b) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. J Geochem Explor 128:72–79. Article Google Scholar

  • Plant Functional Traits on Tropical Ultramafic Habitats

    Ultramafic areas have been extensively mined for the recovery of different metals such as Ni (Ni sulphide deposits and Ni laterites) and Cr (chromite) [].As the few high-grade Ni sulphide deposits have become depleted, mining for Ni has shifted focus to Ni laterite deposits in tropical areas including Australia, Cuba, New Caledonia, Brazil, and Indonesia [].

  • Professor Alan Baker - Sustainable Minerals Institute

    Aug 12, 2019· A global forum on ultramafic ecosystems: Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration, 128, 72-79. doi:

  • Open Access proceedings Journal of Physics: Conference series

    Jul 19, 2020· Nickel laterite deposits are formed due to further weathering of ultramafic rocks carrying Ni-Silicates, generally in the sub-tropical to tropical regions of the equator. The geological conditions and tectonic patterns of Eastern Indonesia conduct to the formation of potential laterite deposits in eastern Sulawesi

  • Ultramafic nickel laterites in Indonesia (Sulawesi

    Nickel is extracted from ultramafic regoliths, which are widespread and extensive in Indonesia, especially on the islands of Sulawesi and Halmahera, covering 15,400 …

  • Penelitian agroteknologi

    Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): Mining, nickel hyperaccumulators and opportunities for phytomining: Aiyen Tjoa : 2013: 8: Karakteristik Fisik dan Kimia Pati Aren Fosfat pada Derajat Substitusi yang Berbeda. Abdul Rahim, Gatot Siswo Hutomo, Jusman:

  • Ultramafic nickel laterites in Indonesia (Sulawesi

    Indonesia (Sulawesi and Halmahera Islands) has some of the largest surface exposures of ultramafic bedrock in the world, and these are the sites of productive lateritic nickel mining operations. The proven and potential use of native plant species of ultramafic outcrops in mine rehabilitation can help drive conservation efforts, and nickel

  • M.M.J. van Balgooy's research works

    M.M.J. van Balgooy's 4 research works with 189 citations and 3,683 reads, including: Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): Mining, nickel hyperaccumulators and

  • ‪Aiyen Tjoa‬ - ‪Google Cendekia‬ - Google Indonesia

    Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining A van der Ent, AJM Baker, MMJ Van Balgooy, A Tjoa Journal of Geochemical Exploration 128, 72-79 , 2013

  • Ultramafic nickel laterites in Indonesia (Sulawesi

    May 01, 2013· Indonesia (Sulawesi and Halmahera Islands) has some of the largest surface exposures of ultramafic bedrock in the world, and these are the sites of productive lateritic nickel mining operations. The proven and potential use of native plant species of ultramafic outcrops in mine rehabilitation can help drive conservation efforts, and nickel hyperaccumulators in particular can …

  • Rhizosphere chemistry and above-ground elemental

    Jan 25, 2019· van der Ent A, Baker AJM, van Balgooy MMJ, Tjoa A (2013a) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. J Geochem Explor 128:72–79. Article; CAS; Google Scholar

  • Wondrous World! The Rare Plants That ‘bleed’ Nickel

    Sep 04, 2020· Sulawesi and Halmahera, the neighbouring island, has the largest ultramafic bedrocks, which can be rich in nickel, in the world, at 23,400 hectares (234 sq km/90 sq miles). As well as having high nickel concentrations, soils that originate from this bedrock support a high level of plant endemism.

  • Uptake of Heavy Metals and Other Elements by Emilia

    sulphide (40% of world reserves) or lateritic (ultramafic) deposits (60% of world reserves) with some of the largest reserves in nickel laterites in Indonesia, Cuba, New Caledonia and Australia. The U.S. Geological Survey (2010) estimates the nickel reserves at 7.1 Mt for New Caledonia,

  • Open Access proceedings Journal of Physics: Conference series

    3.1 High-Pressure Acid Leach Technology in Indonesia Nickel laterite ore can be found in Indonesia in the ultramafic rocks distributed in Sulawesi, Maluku, and Papua Islands (Figure 3). Indonesia is a tropical region and the nickel laterite ores can be found are nickel and cobalt [3].

  • CSIRO PUBLISHING Australian Journal of Botany

    May 11, 2015· van der Ent A, Baker AJM, van Balgooy MMJ, Tjoa A (2013) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration 128, 72–79.

  • CSIRO PUBLISHING Australian Journal of Botany

    Apr 23, 2015· van der Ent A, Baker AJM, van Balgooy MMJ, Tjoa A (2013) Ultramafic nickel laterites in Indonesia (Sulawesi, Halmahera): mining, nickel hyperaccumulators and opportunities for phytomining. Journal of Geochemical Exploration 128, 72–79.

  • PENGAYAAN LOGAM BERAT Mn, Co, DAN Cr PADA LATERIT NIKEL …

    Aug 31, 2017· Distribution and Mobility of Heavy Metal Materials in Settling Ponds Post Laterite Nickel Mining (A Case Study: North Motui Konawe, Southeast Sulawesi)’. International Journal of Engineering Research and Applications, 5(6-2), p.72-75.doi: 10.1007/s11631-014-0686-y.