 | | Journal (article/letter/editorial) | | CHROMITE DEPOSIT ZAMBALES, LUZON, PHILIPPINE ISLANDS BY W. C. STOLL ABSTRACT The Masinloc mine, the world's...of refractory-grade chrome ore, is at Goto, Zambales, Luzon, Philippine Islands. Ore production from 1946...dikes and overlapped by Miocene sediments. Near the mine, the complex is composed of pseudostratified gneissose...420 W. C. STOLL—MASINLOC CHROMITE DEPOSIT, PHILIPPINES into higher levels of the complex. The temperatures...Introduction and acknowledgments Country rocks Zambales ultramafic complex General statement Field relations |  | | Journal (article/letter/editorial) | | disseminated, or massive. Serpentine, chlorite, and uvarovite are the main minerals in the matrix to the chromitites...refractory-grade ore. Most are of small size, the Mercedita mine being the largest, but total ore reserves are more...8), a situation similar to the Zambales ophiolites of the Philippines (Hawkins et al., 1984; Yumul, 1989;...(Prichard and Lord, 1993) and the Zambales ophiolite of the Philippines (Bacula et al., 1990). The PGErich...Grant Council of Hong Kong Special Administrative Region, China (HKU7120/97P and HKU7301/99P to MFZ). We |  | | Report (issue) | | Zimbabwe. • Eight industrialized countries4 that mine little or no chromite have a significant (an estimated...chromium (in the form of ores, 3 A captive mine is a mine that produces solely for the parent company...profit-motive criteria would normally result in mine closure. Chromite supplies have been disrupted....construction of a ferrochromium smelter in the Philippines (Papp, 1983, p. 209). In 1982, construction of...India; Ferroleghe SpA of Italy; Ferrochrome Philippines Inc.; Ferroaleaciones Espaiiolas S.A. of Spain; |  | | Journal (article/letter/editorial) | | Albania, Guleman (Turkey), Kerman (Iran), Zambales (Philippines), Cuba, Vourinos (Greece) and Ttebaghi (New...maximum dimensions), and the Coto deposit in the Philippines (Violette, 1980) with a tonnage of 24 Mt (600...examples from New Caledonia (Leblanc, 1987) and the Philippines (Leblanc and Violette, 1983) show the variations...Several Deposits in New Caledonia and Palawan (Philippines), Showing How the Composition of Chromite Deposits...New Caledonia Poum, New Caledonia Acoje, Philippines Coto, Philippines Cr 2 0 3 AI2O3 FeO* MgO Ti0 |  | Maibam, Bidyananda, Foley, Stephen, Luguet, Ambre, Jacob, Dorrit E., Singh, Toijam Bapin, Ray, Dwijesh, Panda, Dipak Kumar, Keppler, Ruth (2017) Characterisation of chromites, chromite hosted inclusions of silicates and metal alloys in chromitites from the Indo-Myanmar ophiolite belt of Northeastern India. Ore Geology Reviews, 90. 260-273 doi:10.1016/j.oregeorev.2017.05.032 | Journal (article/letter/editorial) | | in-house chromite secondary standard LCR-1 (Lace mine, South Africa; Locmelis et al., 2011) were analyzed...inclusions (cpx, opx and uvarovite) and pseudo-inclusions (serpentine, uvarovite) which appear to be completely...silicate minerals are serpentine, chlorite and uvarovite. Compositions of the silicate phases are presented...the cracks and fractures. Two generations of uvarovite can be identified: (a) discrete inclusions in...their compositions (Table 1C) where discrete uvarovite inclusions inside chromite are anhydrous, whereas |  | Makkonen, Hannu V., Halkoaho, Tapio, Konnunaho, Jukka, Rasilainen, Kalevi, Kontinen, Asko, Eilu, Pasi (2017) Ni-(Cu-PGE) deposits in Finland – Geology and exploration potential. Ore Geology Reviews, 90. 667-696 doi:10.1016/j.oregeorev.2017.06.008 | Journal (article/letter/editorial) | | produced significant Ni-Cu-PGE resources in the Central Lapland greenstone belt, including the Kevitsa...and Sakatti deposits. The Svecofennian domain in central and southern Finland contains hundreds of small...0.04 Mt Ni produced) and the Kylylahti Cu-Au-Zn mine, within the Outokumpu district in eastern Finland...since 1993. Central Lapland has become a significant nickel exploration and mining region after the discovery...sulphide deposits. Rift-related greenstone belts in central Lapland host extensive mafic-ultramafic formations |  | Zaccarini, F., Pushkarev, E. V., Fershtater, G. B., Garuti, G. (2004) COMPOSITION AND MINERALOGY OF PGE-RICH CHROMITITES IN THE NURALI LHERZOLITE GABBRO COMPLEX, SOUTHERN URALS, RUSSIA. The Canadian Mineralogist, 42 (2) 545-562 doi:10.2113/gscanmin.42.2.545 | Journal (article/letter/editorial) | | secondary minerals (Cr-rich andradite, grossular, uvarovite and Cr-rich clinochlore). No obvious evidence...complexes, such as, for example, New Caledonia, Zambales, Thetford Mines, and Albania (Augé & Maurizot...Rhodope, Bulqiza, Tropoya, Troodos, Guleman, Samail, Acoje, Tiebaghi, Massif du Sud, Luobusa-Donqiao, Meratus–Bobaris...chromitite deposits of the Acoje ophiolite block, Zambales ophiolite complex, Philippines. In Geoplatinum 87...indicators in maficultramafic complexes of the central and southern Urals: preliminary results. Tectonophys |  | Hou, Tong, Zhang, Zhaochong, Santosh, M., Encarnacion, John, Zhu, Jiang, Luo, Wenjuan (2014) Geochronology and geochemistry of submarine volcanic rocks in the Yamansu iron deposit, Eastern Tianshan Mountains, NW China: Constraints on the metallogenesis. Ore Geology Reviews, 56. 487-502 doi:10.1016/j.oregeorev.2013.03.008 | Journal (article/letter/editorial) | | in China and is an important component of the Central Asian Orogenic Belt (CAOB; De Grave et al., 2012;...belt of the Tianshan from the Middle Tianshan (or Central Tianshan). The Eastern Tianshan mainly consists...basalts were selected and sawed into slabs and the central parts were used for whole-rock analyses. Specimens...calculated assuming full site occupancy. Ura: uvarovite, And: andradite, Pyr: pyrope, Spe: spessartine...Izu–Bonin forearc (Taylor et al., 1992), Acoje block in the Zambales ophiolites (Evans et al., 1991; Hawkins |  | | Report (issue) | | held at the Geological Society of America South-Central Section meeting, Apr. 15-16, 1985, Fayetteville...1952— III. Geological Society of America. South-Central Section. IV. Symposium on Alkalic Rocks and Kimberlites...Evidence from basal cumulate rocks in the Zambales ophiolite, Luzon, Philippine Islands . Cynthia A. Evans...Hugo T. Dummett The Cretaceous Arkansas alkalic province; A summary of petrology and geochemistry . 217...nephelinite to phonolite magmatism in the Balcones province, Texas . 293 D. S. Barker, R. H. Mitchell, and |  | | Journal (article/letter/editorial) | | chrysotile 2M, antigorite, talc, clinochlore IIb, uvarovite garnet, diopside and ferritchromit. The chromitites...the belt and all but the western margin of the central third of the belt). All chromite compositions (Fig...Cr/A1 distribution. Nevertheless, those from the central part of the belt are classically ophiolitic in...dunite, V Vein chromitite. 2 Locality A: N north, C central, S south. 3Locality B: E east, M middle, W west...100 o 4, Northern CSB +" Central CSB + A Southern CSB 80 in Central W S B / ::ol/ 60 -t- o |  | | Journal (article/letter/editorial) | | occurrences worldwide of which the Zambales Ophiolite, Philippines (Bacuta et al., 1990), Oman Ophiolite...distribution in chromite deposits of the Acoje Block, Zambales Ophiolite Complex, Phillipines. Journal...2005. Tectonics and history of the Andaman Sea region. Journal of Asian Earth Sciences 25, 187–232. Dick...138–156. Ghosh, B., Morishita, T., 2011. Andradite–uvarovite solid solutions from hydrothermally altered podiform...outer-arc–Forearc belt in the Andaman Islands, The central part of the Burma Java subduction complex. Geological |  | El Ghorfi, M., Melcher, F., Oberthür, T., Boukhari, A. E., Maacha, L., Maddi, A., Mhaili, M. (2008) Platinum group minerals in podiform chromitites of the Bou Azzer ophiolite, Anti Atlas, Central Morocco. Mineralogy and Petrology, 92 (1) 59-80 doi:10.1007/s00710-007-0208-2 | Journal (article/letter/editorial) | | chromitites of the Bou Azzer ophiolite, Anti Atlas, Central Morocco M. El Ghorfi1;2;3 , F. Melcher1, T. Oberth€...podiform chromitites Introduction Bou Azzer in the central Anti-Atlas of Morocco is famous for its enigmatic...500 m of basic, Fig. 1. Geological map of the central part of the Bou Azzer ophiolite Belt showing chromite...generally less than 30 metres long, mainly in the central and eastern parts of the Bou Azzer Belt. The lenses...(chromian edenite). Cr- and Fe3þ -rich garnet (uvarovite-andradite) is commonly encountered as a reaction |  | Melcher, F., Grum, W., Simon, G., Thalhammer, T. V., Stumpfl, E. F. (1997) Petrogenesis of the Ophiolitic Giant Chromite Deposits of Kempirsai, Kazakhstan: a Study of Solid and Fluid Inclusions in Chromite. Journal of Petrology, 38 (10) 1419-1458 doi:10.1093/petroj/38.10.1419 | Journal (article/letter/editorial) | | situated within the Sakmara Allochthon of the Central Ural Uplift. It represents the southernmost part...90–95 vol. % chromian spinel generally form the central part of the orebodies. Grain sizes of chromite...Such cataclastic chromitites frequently carry uvarovite and dolomite in veinlets between chromite clasts...0·4 4·5 4·1 0·9 6·6 Diam.P., Diamond Pearl mine; ‘117’, see Fig. 1; Diss, disseminated chromitite;...PETROLOGY VOLUME 38 of Fe3+/RR3+ for the southern, central and northern orebodies are 6·1, 7·4 and 7·6, respectively |  | | Book | | Bougainville), and Fiji. Cyprus, Ceylon, the Philippines, and Japan are included with Asia. In South Africa...Cyprus India Indonesia Iran Japan Korea Malaya Philippines... Turkey 2 1 1 4 1 1 5 1 1 2 2 21 Australia...(and older titles) Mineral Resources of South-Central Africa (Pelletier) (no abbreviation) Mineralium...50, p. 164-168 Heim, Α., 1 9 3 4 , The molybdenum mine at Azegour: Soc. Econ. Geol., v. 29, p. 76-83..., Allanite et epidote dans des corneennes de la mine d'Azegour, Haut-Atlas: Serv. Geol. Maroc. Notes |  | | Journal (article/letter/editorial) | | 1991), and in the cumulate sequence (e.g. Acoje, Philippines; Orberger et al., 1988). Small sizes, low...Sanandaj–Sirjan Zone. The inner or northern sub-belt (Central Iran type), represented by extensive Coloured Mélange...Mélange zones, is located around the Central Iranian micro-continent and includes the Sabzevar, Nain-Baft...width in the Esfandagheh district of the Kerman province, constituting Iran's second largest chromite producer...Dunite 2821569 5644563 49–50 Dunite No. Massif Mine/ prospect North 1 Neyriz 2922745 5410411 2–4 |  | | Journal (article/letter/editorial) | | 1–420 by a pilot project on mineral deposits in Central Europe and in the spreadsheet classification scheme...epigenetic and diagenetic mineral deposits in Central Europe . . . . . . . 54. Conclusions — the importance...numerous and in this context some studies from Central Europe may be quoted as representative of this...on fossil fuels, ore and industrial minerals in Central Europe two separate approaches have been taken...crustal consolidation of what is called today Central Europe: (1) stratabound deposits, (2) thrust-bound | | | Journal (article/letter/editorial) | | 1–420 by a pilot project on mineral deposits in Central Europe and in the spreadsheet classification scheme...epigenetic and diagenetic mineral deposits in Central Europe . . . . . . . 54. Conclusions — the importance...numerous and in this context some studies from Central Europe may be quoted as representative of this...on fossil fuels, ore and industrial minerals in Central Europe two separate approaches have been taken...crustal consolidation of what is called today Central Europe: (1) stratabound deposits, (2) thrust-bound |  | | Book | | ophio litic rocks in forearc areas: examples from central Japan and Izu-Mariana-Yap island arc systein ....phases although th e seismograms for a given source region were extremely repeatable from day to day. Fu rt...ized Fox o n board the SEABEAM-equipped R/V by a central high between J and 2 km in width. Washington and...this sea-f:1oor botto m photography wi thin this central high feature. The MAGMA experiment utilized OBSs...Galapagos P la tform high-mag netic in tensity region. tb) Calcula Led pressure of t hreephase saturatio |  | | Book (edition) | | small production is noted from Tanganyika. (Cape Province). During World War II, the Foreign Economic Administration...Township, mine, Carlow all in the main from Methuen Township, County, and Jewelville mine, belt...Kashmir, in the Khasi Hills in Assam, in Rewah Province, and in Hyderabad. Other provinces and native...or less extensive deposits are Bengal, Burma, Central Provinces, Punjab, and Travancore, Corundum usually...deposit had been unsuccessfully worked as an iron mine. Previous to 1913, almost all the emery from the |  | | Report (issue) | | presentations on output ordinarily are confi ned to mine production for Telatively recent years and for the...Strategic considerations also include problems of mine production and processing capacity, vulnerability...TRANSPORTATION The cost of transportation from mine to market is a controlling factor in most bulky...economics of many commodities, both in movement from mine to market and in handling the materials in production...decade later _the relatively large deposits of central Arkansas ,,,ere opened up, and these soon became |
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Acoje Mine, Santa Cruz, Zambales Province, Central Luzon Region, Luzon, Philippines