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pt eocene than indonesiA

  • The phanerozoic palaeotectonics of Turkey. Part I: an ...

    2019-8-21 · The first general synthesis of the geological evolution of Turkey in terms of plate tectonics was attempted in 1981 (Şengör and Yılmaz 1981) was based in large part on the earlier synthesis by Ketin (); the last such attempt before the kinematic tenets of the plate tectonics theory was almost completely worked out by 1969 (Wilson 1965a, b, 1966, 1968; McKenzie and Parker 1967; Le Pichon ...

  • Berita Sedimentologi BIOSTRATIGRAPHY OF SOUTHEAST …

    2014-4-17 · PT. Pertamina E&P NAD-North Sumatra Assets Standard Chartered Building 23rd Floor Jl Prof Dr Satrio No 164, Jakarta 12950 - Indonesia E-mail: [email protected] Wayan Heru Young University Link coordinator Legian Kaja, Kuta, Bali 80361, Indonesia E-mail: [email protected] Visitasi Femant Treasurer Pertamina Hulu Energi

  • Indonesian Ministry of Energy and Mineral Resources (ESDM)

    Kementerian Energi dan Sumber Daya Mineral Republik Indonesia (disingkat Kementerian ESDM RI) adalah kementerian dalam pemerintahan di Indonesia yang bergerak di bidang energi, dan sumber daya mineral. Kementerian ESDM dipimpin oleh seorang Menteri …

  • Geochemistry of Selected Coal Samples from Sumatra ...

    2007-7-19 · Indonesia is an archipelago of more than 17,000 islands that stretches astride the equator for about 5,200 km in southeast Asia (figure 1) and includes major Cenozoic volcano-plutonic ... Indonesia is derived from Eocene and Miocene strata from two islands, Sumatra and Kalimantan.

  • About Us

    The North Sumatra Basin is one of the 170 basins globally increasing the chance of success in the exploration and production investment. Pase PSC awarded to Mobil Pase Inc. on February 12, 1981 before it was transferred to TPI in 2009, Pase block located …

  • Independent Geologist‟s Report on Coal Projects in …

    2018-4-18 · The PT AAK and PT AAM reports are less detailed and contain less coal quality information. Geologically, the four concessions are located in or around the margins of the North Barito Basin in Central Kalimantan and are prospective for coal measures of Eocene age. Most of …

  • Geological Agency, Indonesian Ministry of Energy and ...

    The Geological Agency (GA) of Indonesia was initially formed during the Dutch colonialism era in the 18th century and was called the Kantoor van het Mijnwezen. In 1850, the name was transformed into Dienst van het Mijnwezen and was finally called the Geological Agency under the Ministry of Energy a…

  • Cenozoic Evolution of the Sulu Sea Arc‐Basin System: An ...

    2020-12-25 · Oscillatory/sector zoning is uncommon, and inherited core is absent. Other than two inherited zircons (392.4 and 395.5 Ma), most zircons (18 out of 20) yielded Eocene 206 Pb/ 238 U ages (40.0–44.8 Ma) and a weighted average age of 42.65 ± 0.51 Ma (MSWD = 1.2) (Figure 3).

  • (PDF) A new tomistomine (Crocodylia) from the Miocene …

    2009-7-1 · A new tomistomine (Crocodylia) from the Miocene. of Taiwan. Hsi-yin Shan, Xiao-chun Wu, Yen-nien Cheng, and Tamaki Sato. Abstract: Penghusuchus pani gen. et sp. nov. is described on the basis of a ...

  • (PDF) Nickel Laterite Ore Deposits: Weathered Serpentinites

    2021-9-4 · Indonesia) simil arly date f rom the E ocene –Ol igocene (Sev in . et al. 2 012 ). So me de po sit s for me d v er y r ap id ly; fo r e x am ple, the ophiolites on Sulawesi a re Miocene i n age ...

  • In-situ U–Pb geochronology of Ti-bearing andradite as a ...

    The Himalayan-Tibetan Plateau was formed by the Indo-Asian collision and has experienced the main-collisional convergent stage (∼65–41 Ma), the late-collisional transformation stage (∼40–26 Ma), and the post-collisional crustal extension stage (∼25–0 Ma) since the Cenozoic (Mo et al., 2005, Hou and Cook, 2009).The Lhasa terrane is a large block in the Himalayan-Tibetan Plateau with ...

  • Foraminifera of Miyakojima

    More than 200 specimens of both planktonic and benthic foraminifera were collected from each sample, with the exception of Sample 9 of the Minebari Formation. Forty-seven planktonic foraminiferal species, belonging to 18 genera, and 267 benthic foraminiferal …

  • Grasberg Open Pit Copper Mine, Tembagapura, Irian Jaya ...

    2020-8-19 · Grasberg mine has the single largest known gold reserve and the second largest copper reserves in the world. It is located 96km north of Timika, at Tembagapura in Irian Jaya – the most easterly of Indonesia''s provinces – on the western half of the …

  • Mantle Flow Patterns Beneath the Junction of Multiple ...

    2021-8-18 · The delay time (1.44 s) observed here from SKS splitting is much larger than the average delay time of 0.37 s from local S splitting for events shallower than 200 km (Di Leo et al., 2012a), which imply that the mantle below 200 km depth must make a significant contribution to the observed anisotropy. The observed NE–SW fast direction is ...

  • a Main gold deposits of Indonesia with their contained ...

    The younger is the Late Miocene-Pliocene magmatic belt (12 to 2 Ma), and the older is the Late Eocene-Early Miocene magmatic belt (40 to 18 Ma) (Fig. 1b) (Hall, 2007;Soeria et al., 1994).

  • Indonesian Journal on Geoscience (Jurnal Geologi Indonesia)

    The Indonesian Journal on Geoscience is a peer-reviewed, open access journal publishing original research and literature reviews in the field of geoscience. It was first published in 2006 as Jurnal Geologi Indonesia, and changed its name to The Indonesian Journal on Geoscience in 2014.

  • Ecological tolerances of Miocene larger benthic ...

    2018-1-1 · In the current study investigated samples were collected from multiple sections, ranging from late Burdigalian to the Serravallian/Tortonian boundary, of East Kalimantan and Java, Indonesia ().Samples from Java were collected from the Bulu Formation outcrops deposited in BW environments characteristic for a carbonate platform (Sharaf et al., 2005, Lunt, 2013).

  • Geology and geochemistry of Gunung Subang gold …

    The Gunung Subang deposit is located in Tanggeung, in the southern part of Cianjur District, West Java, Indonesia (Fig. 1a). Exploration has been carried out by the Director of Mineral Resources Inventory (DMRI) in cooperation with PT Aneka Tambang under the assistance of …

  • Subduction history of the Tethyan region derived from ...

    2006-8-8 · As the average lithospheric thickness y L (A) is smaller than y L (B), the thermal volume predicted from the continent-continent motions alone will be smaller for scenario A than for scenario B as well (thus V(A) < V(B) in bottom/middle columns). Because active oceanic spreading will have added to the total amount of subduction in scenario A ...

  • An evolving subduction-related magmatic system in the ...

    2019-6-15 · An Eocene age (47.16 ± 1.50 Ma) is assigned to a lava flow sample associated with the volcanic breccia collected at North Davao using whole rock K-Ar dating (Sajona et al., 1997). In the study area, exposures of the Masara Formation are best preserved in the Don Fernando and Calixto areas as intercalated andesite flows or tuff deposits ( Fig ...

  • Mantle‐Derived Fluids in the East Java Sedimentary Basin ...

    2019-7-16 · The sedimentary section contains more than 5 km of deposits, spanning in age from Eocene to recent, overlying the pre-Tertiary basement, with the maximum sediment thickness of 8–10 km in the Kengden graben (Hall et al., 2011; Kusumastuti et al., 1999; Martha et al., 2017).

  • (PDF) The Advancement of Paleogene Stratigraphy of …

    2017-9-25 · The oldest stratigraphic unit deposited in South Sumatra Basin was the Eocene-Oligocene Kikim and Lahat Formation, which is scarcely exposed along the eastern slope of Bukit Barisan volcanic range ...

  • (PDF) Problems in Accepting Plate Tectonics and …

    DOI: 10.9790/0990-05030181100 81 | Page. Problems in Accepting Plate Tectonics and Subduction as a. Mechanism of Himalaya Evolution. Zahid Ali Khan a, Ram Chandra Tewari b and ...

  • The Indonesian Sedimentologists Forum (FOSI)

    2013-5-8 · PT. Pertamina E&P NAD-North Sumatra Assets Standard Chartered Building 23rd Floor Jl Prof Dr Satrio No 164, Jakarta 12950 - Indonesia E-mail: [email protected] De Boelelaan 1085 1081 HV Amsterdam Wayan Heru Young University Link coordinator Legian Kaja, Kuta, Bali 80361, Indonesia E-mail: [email protected] Dr. 6516 Minola St.,

  • Timing of the Mineralization and Volcanism at Cibaliung ...

    ** PT. Cibaliung Sumberdaya (Austindo Resources Corporation NL), Graha Irama 3rd Floor, Jl. H. R. Rasuna Said, Kav. 1-2, Jakarta 12950, Indonesia Received on Aug. 27, 2003; accepted on June 4, 2004 Abstract: The Cibaliung deposit is a low-sulfidation type epithermal gold deposit situated about 70 km west of the Bayah dome complex.

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