👁 Image
| White, L.T., Graham, I., Tanner, D., Hall, R., Armstrong, R.A., Yaxley, G., Barron, L., Spencer, L., van Leeuwen, T.M. (2016) The provenance of Borneo's enigmatic alluvial diamonds: A case study from Cempaka, SE Kalimantan. Gondwana Research, 38. 251-272 doi:10.1016/j.gr.2015.12.007 | Journal (article/letter/editorial) | | alluvial diamonds: A case study from
cempaka, SE Kalimantan
L.T. White, I. Graham, D. Tanner, R. Hall, R...alluvial diamonds: A case study from cempaka, SE Kalimantan, Gondwana Research (2016), doi: 10.1016/j.gr...diamonds: a case study from
PT
Cempaka, SE Kalimantan
L. T. White1, I. Graham2, D. Tanner1, R. Hall1...Earth and Environmental Sciences, University of New
South Wales, Sydney, NSW, 2052, Australia
3. Research... Naim IIIB No. 8, Jakarta, 12150, Indonesia
Keywords:
Kalimantan,
exploration,
provenance,
detrital | 👁 Image
| Kueter, Nico, Soesilo, Joko, Fedortchouk, Yana, Nestola, Fabrizio, Belluco, Lorenzo, Troch, Juliana, Wälle, Markus, Guillong, Marcel, Von Quadt, Albrecht, Driesner, Thomas (2016) Tracing the depositional history of Kalimantan diamonds by zircon provenance and diamond morphology studies. Lithos, 265. 159-176 doi:10.1016/j.lithos.2016.05.003 | Journal (article/letter/editorial) | |
Tracing the depositional history of Kalimantan diamonds by zircon provenance and diamond morphology... Thomas, Tracing the depositional history of Kalimantan
diamonds by zircon provenance and diamond morphology...MANUSCRIPT
Tracing the depositional history of Kalimantan diamonds by zircon
provenance and diamond morphology...University UPN Veteran Yogyakarta, 52283
Yogyakarta, Indonesia
3 Department of Earth Sciences, Dalhousie University...sources. The Meratus Mountains in Southeast
IP
T
Borneo (Province Kalimantan Selatan, Indonesia) provide | 👁 Image
| | Report (issue) | | of Geology and Mineral Resources,
Republic of Indonesia under the auspices of the Asian Development Bank...Overview Of Platinum-Group Element Occurrences In Indonesia.......................... 13
Java........................................................ 21
Kalimantan................................................East Kalimantan...................................................22
Tabang area, East Kalimantan ......area, East Kalimantan.................................................... 46
South Kalimantan ........ | 👁 Image
| | Journal (article/letter/editorial) | | OPHIOLITE FORMATION: AN EXAMPLE FROM THE MERATUS MOUNTAINS, BORNEO
J. A. COGGON,1,†,* G. M. NOWELL,1...Department of Earth Sciences, Durham University, South Road,
Durham DH1 3LE, United Kingdom
2 Department...mechanical processes, from chromitites of
the Meratus ophiolite. Published subduction and emplacement...260) from the Pontyn River,
which drains the Meratus Mountains, were analyzed by laser ablation-multicol...constraint for the genesis of igneous rocks of the Meratus ophiolite. These results highlight
the potential | 👁 Image
| Idrus, Arifudin, Zaccarini, Federica, Garuti, Giorgio, Wijaya, I, Swamidharma, Yoseph, Bauer, Christoph (2022) Origin of Podiform Chromitites in the Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from Chromite Composition and PGE Mineralogy. Minerals, 12 (8) 974 doi:10.3390/min12080974 | Journal (article/letter/editorial) | | Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from Chromite Composition and PGE Mineralogy...Sebuku Island Ophiolite (South Kalimantan, Indonesia): Constraints from Chromite Composition and PGE Mineralogy... Jl. Grafika 2 Bulaksumur, Yogyakarta 55281, Indonesia; arifidrus@ugm.ac.id (A.I.); kusumawijaya360@gmail...Utara Raya No. 18 Jakarta, Kota Jkt Utara 14450, Indonesia; yoseph.swamidharma@yahoo.com RHI Magnesita, Magnesitstrasse...Jurassic–Cretaceous ophiolite of Sebuku Island (South Kalimantan, Indonesia) is reported for the first time. Two | 👁 Image
| | Journal (article/letter/editorial) | | central
Kalimantan (Borneo, Indonesia)
H. Aral1, M. I. Pownceby*1 and J. Im2
Central Kalimantan is an emerging...potentially significant zircon and heavy mineral (HM)
province. Characterisation and beneficiation testwork was...artisanal production in the Sampit region in Central
Kalimantan. The HM assemblage in all samples was dominated...mineral sands, Ore mineralogy, Mineral processing, Kalimantan
Introduction
Historically, the sedimentary basins...basins of Central and
Western Kalimantan in Indonesia (Fig. 1) have proved
extremely prospective for | 👁 Image
| | Journal (issue) | | FEATURE
ARTICLES
67
The Diamond Deposits of Kalimantan, Borneo
L. K. Spencer, S. David Dikinis, Peter...of the publishers.
THE DIAMOND DEPOSITS OF
KALIMANTAN, BORNEO
By L. I<. Spencer, S. David Dikinis,...concentrated in the western
area o f what is now Kalimantan, recent
activity has focused on the alluvial...about 0.30
ct. Future potential for southeastern Kalimantan appears excellent.
ABOUT THE AUTHORS
Mr. Spencer...is a consulting geologist based in Inverell, New South Wales, Australia; Mr. Dikinis is a
gemologist and | 👁 Image
| | Book (edition) | | BIBLIOGRAPHY OF THE GEOLOGY OF INDONESIA
AND SURROUNDING ARE AS
Edition 7.1 – 8 June 2020
J.T. VAN GORSEL...GORSEL
Bibliography of Indonesia Geology, Ed. 7.1
1
www.vangorselslist.com
6/8/20
LIST OF CONTENTS........................................ 9
I.1. Indonesia Regional Geology............................................................ 862
IV. BORNEO (KALIMANTAN & NORTH BORNEO) ................................................................. 868
IV.1. Kalimantan/ Borneo General ............................ | 👁 Image
| | Journal (article/letter/editorial) | | Bohemian
massif; and the newly reported Central Indonesia terrane and Himalayan eclogites from the upper...1999); (2) coesite in
UHP rocks from Sulawesi, Indonesia, where
minute coesite inclusions recently have...occurrences from the Himalayas, Erzgebirge, and Indonesia are highlighted in hold-face type.
Diamond-bearing...association of graphite, native
chromium, Ni-Fe alloy, chromite, CrC, Crdiopside, Cr-chlorite, olivine, various...jadcite quartzite from the Batimala Complex, Indonesia (Parkinson, in press).
tion recently established | 👁 Image
| | Report (article/chapter) | | of western Sulawesi
and the Makassar Strait, Indonesia: evidence for a Miocene
continent-continent collision...Richfield Indonesia, The Landmark Center, Tower B, Jl. Jend Sudirman,
Kav. 70A, Jakarta, Indonesia 12910...field and laboratory data from western Sulawesi, Indonesia, integrated with
available data establish its...Sulawesi
plays in unlocking the complex evolution of Indonesia as well as the temporal and magmatic
details of...structural and stratigraphic record (Figs 1-3). The south arm of
Sulawesi is dominated by Miocene and younger | 👁 Image
| | Journal (article/letter/editorial) | | series. The grains are included within unaltered chromite and the serpentine-dominant matrix of the
mantle-hosted...the micron-scale, the grain hosted in unaltered
chromite preserves magmatic features including a complex...of 290–630 Ma
were still preserved in cores of chromite crystals whereas the Ru–Os–Ir alloys yielding...coexisting
Os–Ir alloys found as inclusions in chromite from ophiolitic chromitites.
The latter authors...understand the often complex relations between laurite–chromite crystallization in high–temperature ore system | 👁 Image
| | Book | | in Sarawak
or Sabah, but had journeyed through Kalimantan. He collected the literature and compiled a geological...(then Batavia), the
systematic exploration of Kalimantan was already well advanced before that of
Sarawak...North Borneo). The international border between
Kalimantan and Sarawak is not of geological significance...Sarawak was shown to be an extension of that of Kalimantan.
Details were published usually in Jaarboek van...in
Batavia. The remote eastern border between Kalimantan and Sabah was not traversed and the geology there | 👁 Image
| González-Jiménez, José María, Griffin, William L., Gervilla, Fernando, Proenza, Joaquín A., O'Reilly, Suzanne Y., Pearson, Norman J. (2014) Chromitites in ophiolites: How, where, when, why? Part I. A review and new ideas on the origin and significance of platinum-group minerals. Lithos, 189. 127-139 doi:10.1016/j.lithos.2013.06.016 | Journal (article/letter/editorial) | | microstructural sites within them may reflect the role of
chromite as a physical “collector” of the platinum-group...micrometric grains enclosed within individual chromite grains. This micro-scale isotopic heterogeneity...platinum-group
minerals via exsolution from the chromite lattice during post-magmatic cooling.
A re-interpretation...multiple different melts and physical entrapment in chromite. (2) Some platinum-group minerals in chromitites...1.
Exsolution of platinum-group elements from chromite . . . . . . . . . . . .
4.2.
Crystallisation from | 👁 Image
| | Report (issue) | | Kimberlites, held at
the Geological Society of America South-Central Section meeting,
Apr. 15-16, 1985, Fayetteville...Dill, 1952—
III. Geological Society of America. South-Central Section.
IV. Symposium on Alkalic Rocks...lamprophyres and related rocks from
Westland and Otago, South Island, New Zealand .
Barbara A. Barreiro and Alan...diamondiferous Pamali Breccia, southeast
Kalimantan, Indonesia: Intrusive kimberlite breccia or
sedimentary...Hugo T. Dummett
The Cretaceous Arkansas alkalic province; A summary of
petrology and geochemistry . 217 | 👁 Image
| | Report (article/chapter) | | Sciences Stellenbosch Unviversity Stellenbosch South Africa dewit@icon.co.za Larry M. Heaman, D. Graham...Johann Stiefenhofer Anglo American Johannesburg South Africa Johann.Stiefenhofer@angloamerican.com Nicole...combined production of placers and paleoplacers from South America, India, Australia and Siberia it is estimated...diamonds in South Africa led to a third global source of diamonds. The first diamond discovery in South Africa...2007a). Discoveries of primary diamond deposits in South Africa that became major mines include Jagersfontein | 👁 Image
| Fonseca, Raúl O.C., Brückel, Karoline, Bragagni, Alessandro, Leitzke, Felipe P., Speelmanns, Iris M., Wainwright, Ashlea N. (2017) Fractionation of rhenium from osmium during noble metal alloy formation in association with sulfides: Implications for the interpretation of model ages in alloy-bearing magmatic rocks. Geochimica et Cosmochimica Acta, 216. 184-200 doi:10.1016/j.gca.2017.04.041 | Journal (article/letter/editorial) | | association with BMS in the Merensky
43
Reef (South Africa) and Monts des Cristals (Gabon) igneous complexes...xenoliths from the Lethlakane kimberlite pipe (South Africa). In all three
52
examples, the PGM make...ophiolite-associated placer deposits
476
from the Meratus Mountains in Borneo, has the most comprehensive dataset...isochron age of the overall
486
PGM population from Meratus is 197.8±8.1 Ma (Coggon et al., 2011), laurites...textural evidence for post-magmatic modification of chromite-
501
hosted laurite grains from the Dobromirtsi | 👁 Image
| Malitch, Kreshimir N., Badanina, Inna Yu., Belousova, Elena A., Murzin, Valery V., Velivetskaya, Tatiana A. (2021) Origin of Ru-Os Sulfides from the Verkh-Neivinsk Ophiolite Massif (Middle Urals, Russia): Compositional and S-Os Isotope Evidence. Minerals, 11 (3) 329 doi:10.3390/min11030329 | Journal (article/letter/editorial) | | that both the rocks and the associated types of chromite and PGM were
formed in a wide time interval, experienced...with similar findings for PGM from Witwatersrand, South Africa [42], Shetland,
Scotland [35], and Hochgrossen...with similar findings for PGM from Witwatersrand, South Africa [42], Shetland,
Scotland [35], and Hochgrossen...the Vostochny Tagil (Middle Urals) and inNurali (South
troduced during
a subduction-related
event orWith...with similar findings for PGM
from Witwatersrand, South Africa [42], Shetland, Scotland [35], and Hochgrossen | 👁 Image
| González-Jiménez, José, Mondal, Sisir, Ghosh, Biswajit, Griffin, William, O’Reilly, Suzanne (2020) Re-Os Isotope Systematics of Sulfides in Chromitites and Host Lherzolites of the Andaman Ophiolite, India. Minerals, 10 (8) 686 doi:10.3390/min10080686 | Journal (article/letter/editorial) | | documented in the continental crustal rocks of South India, suggesting that the Andaman mantle (or its...arc. Major- and trace-element compositions of chromite indicate crystallization from melts akin to high-Mg...evolution of analyzed majortrace- elements of chromite from thegeological Andamanscenario. chromitites...as Re-Os isotopes in majorand traceelements of chromite Andaman chromitites means of Electron-Probe individual...PGMEPMA and BMS as(LA-ICP-MS) inclusions in as chromite chromitite and from host lherzolite, Micro Analyzer | 👁 Image
| | Journal (article/letter/editorial) | | ophiolites, where
they are typically found in placer chromite (black sand) deposits,
derived from weathering...Sample
The sample is a PGA grain from a black sand (chromite) placer deposit in
northern California, presumably...element mineralization of the Bushveld Complex, South
Africa. Chemical Geology, 302, 48–60.
Coggon, J...ophiolite formation: an example from the Meratus Mountains, Borneo.
Economic Geology, 106, 93–117.
Dick...from the Evander
Goldfield (Witwatersrand Basin, South Africa): Osmium isotope evidence
for the oldest | 👁 Image
| | Journal (article/letter/editorial) | | river at the western end of the beaches on the south coast of
New Zealand. The incoming fluvial PGM suite...River that drains south through a
large tectonic depression in the southern South Island of New
Zealand...PaleozoicMesozoic crystalline rocks, the Western Province, and the
Eastern Province that is dominated by Paleozoic-Mesozoic...Allibone
2003; Turnbull et al. 2010). The Eastern Province includes the
Permian Dun Mountain Ophiolite Belt...2000, 2005). The Western Province, and the
boundary to the Eastern Province, has been extensively
intruded | 👁 Image
| | Report (issue) | | Bolivia, Peru, Chile,
Argentina, Saudi Arabia, Indonesia, China, and the U.S.S.R. Much of this work has...lithology near the Getchell
gold trend, Osgood Mountains, Nevada-Geophysical insights - V.J.S. Grauch,...Platinum-group-mineral investigations , East and
South Kalimantan, Indonesia- Michael L. Zientek
and Bambang Pardiarto...mineral-resource favorability (with emphasis on gold and chromite) in the Anchorage 1o x 3° quadrangle, southern...associated with garnet skarn
at Nambija, Zamora Province, Ecuador - by Gregory E. McKelvey and
Jane M. | 👁 Image
| Coggon, J.A., Nowell, G.M., Pearson, D.G., Oberthür, T., Lorand, J.-P., Melcher, F., Parman, S.W. (2012) The 190Pt–186Os decay system applied to dating platinum-group element mineralization of the Bushveld Complex, South Africa. Chemical Geology, 302. 48-60 doi:10.1016/j.chemgeo.2011.10.015 | Journal (article/letter/editorial) | | element
mineralization of the Bushveld Complex, South Africa
J.A. Coggon a,⁎, G.M. Nowell a, D.G. Pearson...Department of Earth Sciences, Durham University, South Road, Durham DH1 3LE, UK
Federal Institute for Geosciences...PGE alloys
(Lapland Greenstone Belt and Ural Mountains, Nowell et al., 2008b;
southeast Borneo, Coggon...174-164 is a polycrystalline nugget of Pt–Fe on chromite that measures approximately 4 × 3 × 2 mm. It was...experienced significant fractionation or
olivine plus chromite accumulation. A chondritic 186Os/188Os ratio was | 👁 Image
| Yang, Shenghong, Yang, Gang, Qu, Wenjun, Du, Andao, Hanski, Eero, Lahaye, Yann, Chen, Jiangfeng (2018) Pt-Os isotopic constraints on the age of hydrothermal overprinting on the Jinchuan Ni-Cu-PGE deposit, China. Mineralium Deposita, 53 (6) 757-774 doi:10.1007/s00126-017-0775-z | Journal (article/letter/editorial) | | North and the Northern Qilian suture
zone to the south (Fig. 1). The Alax Block is generally thought
to...mélanges, blueschists, and eclogites (Fig. 1).
Further south is the North Qaidam ultra-high-pressure
(UHP) belt...from 20 to > 500 m wide
and dips steeply to the south or southwest (Fig. 2a, b). The main
rock types include...from precipitation of Pt-Fe alloys
together with chromite prior to sulfide saturation (Song et al.
2009a...Link to the regional tectonic evolution
To the south of the Longshoushan Group are the North Qilian
high-pressure | 👁 Image
| Coggon, Judith A., Luguet, Ambre, Fonseca, Raúl O.C., Lorand, Jean-Pierre, Heuser, Alexander, Appel, Peter W.U. (2015) Understanding Re–Os systematics and model ages in metamorphosed Archean ultramafic rocks: A single mineral to whole-rock investigation. Geochimica et Cosmochimica Acta, 167. 205-240 doi:10.1016/j.gca.2015.07.025 | Journal (article/letter/editorial) | | isotopic study of chromitites, chromite-bearing meta-peridotites and single chromite grains from the
Ujaragssuit...platinum-group element concentration data for single chromite grains achieved by single grain
dissolution and...Ru - sulphide and sulpharsenide inclusions in chromite
occur in the massive chromitites; these accessory...appears to be homogeneously distributed
within the chromite, occurring either in the lattice itself, as evenly...distributed sub-micrometric alloy inclusions
in chromite (unresolvable using the techniques applied in | 👁 Image
| | Book | | separates
South
portunities
from
East Borneo, and
had
daily
op-
of studying these mountains (Barabei):...character, and into treatises dealing specially with South, "West,
East, and North Borneo.
Many of the journals... aardr.
F. Grabowsky.
gen. 1887 No. 12.
II.— SOUTH BORNEO
1.
Mr. J. H. Tobias.
2.
L. Horner.
=...Gardens of the Sun, a Naturalist's Journey on
the Mountains and in the Swamps of Borneo and the Sulu Archipelago...Travels from 1840 to 1850 Schwaner and Von Gaffron (South
Travels
19
23
—
Borneo),
..
Travels in East |
|
