 | | Journal (article/letter/editorial) | | chromitite, serpentinite containing disseminated chromite, and sulfide-bearing serpentinite. The highest...laurite and irarsite, whereas sulfide-bearing serpentinite contains sperrylite. Pd– Bi tellurides, including...millerite, magnetite, pyrite, nickeloan pyrrhotite, maucherite and gersdorffite, all of which form less than...millerite, magnétite, pyrite, pyrrhotite nickelifère, maucherite et gersdorffite, le tout formant moins de 1%...that links the Serra do Novio manganese mining district with the port of Santana, at the mouth of the |  | Kislov, Evgeniy V., Erokhin, Yuriy V., Popov, Mikhail P., Nikolayev, Anatoliy G. (2021) Nephrite of Bazhenovskoye Chrysotile–Asbestos Deposit, Middle Urals: Localization, Mineral Composition and Color. Minerals, 11 (11) 1227 doi:10.3390/min11111227 | Journal (article/letter/editorial) | | deposit (Middle Urals), nephrite bodies of the serpentinite type were found on the contact of after gabbro...Bazhenovskoye deposit is the formation of nickeline, maucherite, and uvarovite. The green color is associated...Bazhenovskoye deposit meets the requirements for an ornamental stone. The origin of this nephrite includes...Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and...endogenous geological–industrial types: serpentinite type (after serpentinite metasomatites at ophiolites) and |  | 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) | | beautiful mineral specimens. Since 1930, the mining district has produced more than 60,000 tons of cobalt metal...findings to the Co-Ni-As ores of the Bou Azzer district is briefly discussed. Geological setting The...developed along the northern border of the Bou Azzer district. It was assumed that the Bou Azzer ophiolite is...stratigraphy allows to interpret the Bou Azzer complex as an ophiolite (Leblanc, 1981). The ocean opening probably...accordance with Evans and Frost (1975), referring to an Fe-rich, and Al- and Mg-poor chromian spinel of higher |  | Abzalov, M. Z., Brewer, T. S., Polezhaeva, L. I. (1997) Chemistry and distribution of accessory Ni, Co, Fe arsenic minerals in the Pechenga Ni-Cu deposits, Kola Peninsula, Russia. Mineralogy and Petrology, 61 (1) 145-161 doi:10.1007/bf01172481 | Journal (article/letter/editorial) | | alia Petrology © Springer-Verlag 1997 Printed in Austria Chemistry and distribution of accessory Ni, Co...series, with minor arsenopyrite, nickeline and maucherite. These minerals are regularly distributed between...different types of mineralization. Nickeline, maucherite and gersdorffite occur mainly in hydrothermally...distance from the NiCu bearing intrusions. Cobaltite is an ubiquitous mineral, but Ni-rich cobaltite occurs... Zusammenfassung Zusammensetzung und Verteilung der akzessorischen Ni-, Co und Fe-Arsenminerale in den |  | Zhu, Yongfeng, Tan, Juanjuan, Qiu, Tian (2016) Platinum group mineral (PGM) and Fe–Ni–As–S minerals in the Sartohay chromitite, Xinjiang (NW China): Implications for the mobility of Os, Ir, Sb, and As during hydrothermal processes. Ore Geology Reviews, 72. 299-312 doi:10.1016/j.oregeorev.2015.08.001 | Journal (article/letter/editorial) | | magnetite–pentlandite, pentlandite–heazlewoodite–maucherite, millerite– breithauptite, to millerite–godl...Chromite (or chrome-spinel) has been proposed as an effective collector for IPGE (Finnigan et al., 2008)... with special emphasis on the intergrowth of maucherite, pentlandite, heazlewoodite, millerite, breithauptite...mélanges; another is metagabbro which only occurs in serpentinite as lenses and was subject to metamorphism, hence...mélange. Rock units including basalt, metagabbro, serpentinite and flysch are strongly deformed and showing |  | | Journal (article/letter/editorial) | | Mineralogy and Petrology, Mining University Leoben, Austria 2 Geological Survey Department, Nicosia, Cyprus...association consists of pyrrhotite, pentlandite, maucherite, chalcopyrite, cubanite, magnetite, chromite...and chromite with traces of magnetite, pyrite, maucherite and valleriite. Paragenetic, compositional and...complete and undeformed ophiolite sequence represents an uplifed segment of Upper Cretaceous oceanic lithosphere...concomitant erosion centered on Mount Olympus have produced an annular outcrop pattern of the Troodos Mountains |  | | Journal (article/letter/editorial) | | accompanied by meta somatic alteration of host serpentinite. The estimation of initial isotopic composition...formed as a product of dehydration of oceanic serpentinite at the base of melanocratic rocks and related...that forms as a product of interac tion of serpentinite and aluminosilicate rocks at their contact....the Zolotaya Gora deposit in 1902–1946, but also by an unusual cupriferous composition of gold particles...Yurkova and Voronin, 2008). No other rocks besides serpentinite, which could be regarded as a protolith of Aubearing |  | | Journal (issue) | | now boring to me! Oh yes, I still enjoy looking at an extraordinary specimen like the Alma King, the Rose...surfac All of this provides the single crystal fancier an intimacy with crys that few other collectors ever...specimen manipulation. These shortcomings are merely an annoyance to mineralogists and collectors; but you...around to doing anything about. Some people have an electronic security system installed in their homes...moment to figure out that, at 5% of the value as an annual premium, for example, you will have bought |  | Barkov, Andrei Y., Bindi, Luca, Tamura, Nobumichi, Shvedov, Gennadiy I., Winkler, Björn, Stan, Camelia V., Morgenroth, Wolfgang, Martin, Robert F., Zaccarini, Federica, Stanley, Christopher J. (2019) Ognitite, NiBiTe, a new mineral species, and Co-rich maucherite from the Ognit ultramafic complex, Eastern Sayans, Russia. Mineralogical Magazine, 83 (5) 695-703 doi:10.1180/mgm.2019.31 | Journal (article/letter/editorial) | | NiBiTe, a new mineral species, and cobaltian maucherite from the Ognit ultramafic complex, Eastern Sayans...Geophysics, Peter Tunner Strasse 5, A-8700 Leoben, Austria 8 Economic and Environmental Earth Sciences Division...ognitite, NiBiTe, and a cobaltian variety of maucherite, hitherto unreported; both were discovered in...wt.% Co, or ~2 apfu Co, the core of cobaltian maucherite [(Ni,Co)11As8] in a zoned crystal, which is surrounded...Co). The unit-cell parameters of the Co-rich maucherite are: a = 6.85(2) and c = 21.83(5) Å, which are |  | | Journal (article/letter/editorial) | | ~492 Ma Shetland Ophiolite Complex (SOC) contains an extensive mantle section, within which numerous podiform...setting. One of the SOC chromitite localities has an unusual style of platinum-group element (PGE) mineralisation...the PGE at Cliff have likely been fractionated by an As-rich fluid, concentrating Pt and Ir into visible...of cases, base-metal sulphides are thought to play an important role by scavenging the PGE in upper mantle...Others have argued more generally for metasomatism as an important mechanism - if not in the primary concentration |  | | Book (edition) | | groups: The number of new mineral species may grow as an avalanche, flooding the mineral population with tens...lepidolite, wolfrarnite). In many cases, minerals have an intermediate composition between theoretical end-members...to crystallographic tenns (e .g. prismatine), to an organization (e.g .. mgriite). to a journal (minrecordite)...form. Many minerals display characteristic twinning, an intergrowth of two or more individual crystals of...Miller indices are used. For instance, the symbol for an orthorhombic dipyramid form is { 111}, for a hexagonal |  | Ankushev, M. N., Zaykov, V. V., Kotlyarov, V. A., Romanenko, M. E. (2016) Chrome spinels and accessory mineralization in the weathering crust of the Vladimir deposit, Varshavsky ultramafic massif, southern Urals. Geology of Ore Deposits, 58 (8) 697-710 doi:10.1134/s1075701516080031 | Journal (article/letter/editorial) | | presents the characteristics of chrome spinels from an ore-bearing packet of the Vladimir chromite deposit...nickel, millerite, pentlandite, chalcopyrite, maucherite, PGE sulfides, and picroilmenite. Keywords: accessory...at the deposit and documented the ore-bearing serpentinite packet in detail. We collected samples of various...sections of host rocks were optically examined with an Axiolab Carl Zeiss and Olympus BX-51 microscopes...eight S atoms; chalcopyrite, on two S atoms; maucherite, on eight As atoms; and picroilmenite, on four |  | | Journal (article/letter/editorial) | | carbonate, 13% by area within Zone 2, or with maucherite (nickel arsenide), 9% by area at Katiniq. The...is associated with maucherite, and Pd occurs in solid solution within the maucherite grains, both minerals...predominant vein-ore sulfide is chalcopyrite. Maucherite The Raglan orebodies are located in the eastern...of the foreland thrust belt to the Ungava Orogen, an arc–continent collisional zone (St-Onge et al. 1993)...peridotite sills) and extrusive tholeiitic basalts, and an upper turbidite unit. This sequence is overlain by |  | | Journal (article/letter/editorial) | | Department of Mineralogy, British Museum (Natural History) AN invitation by Mr. Richard Lambert to write a foreword...consist solely of a mere mention in a paper, or of an exhibit at a meeting of the Mineralogical Society...Orthorhombic R. K. Harrison (I973). See under maucherite. 2 Consider, for example, the entries in M....massive from a vein in a dolerite sill at Embleton quarry, near Cockermouth, Cumberland. A. W. G. Kingsbury...Orange-brown cleavages on vein quartz, at Merehead quarry, near Shepton Mallet, Somerset. Specimen found |  | | Journal (article/letter/editorial) | | - Printed in The Netherlands 13 Silicified serpentinite in the Semail nappe of Oman G. STANGER Department...(England) LITHOS Stanger, G., 1985. Silicified serpentinite in the Semail nappe of Oman. Lithos, 18: 13-22...13-22. The nature and origin of silicified serpentinite in the Semail nappe of Oman is described and discussed...formation was caused by fracturing of the basal serpentinite by late tectonic events followed by dissolution...Introduction Geological setting Silicified serpentinite is an unusual and striking feature found in the |  | | Journal (article/letter/editorial) | | amphibolite, marble; (2) granitic rock; (3) serpentinite; (4) ultramafic rock; (5) clinopyroxenite; (6)...body formed in a magma chamber under conditions of an active tectonic setting, when the compressive regime...its stoichiometric formula. Separate grains contain an insignificant iron admixture (Table 1). 628 YURICHEV...mm Cpy Bi-merenskyite (Pt, Pt)(Te, Bi)2 (b) Maucherite Ni11As8 Pn (Ni, Fe)AsS Pn Gersdorffite (Ni...43 16.78 28.12 — — Bi-enriched merenskyite Maucherite 1.50 49.89 48.45 0.41 100.00 (Pd0.66Pt0.2l)0 |  | | Journal (issue) | | contract. Curation by paleontologists This is clearly an unfortunate development. They might as well assign...evouard8, alil Sarp9, Gian Carlo Parodi10 and Ste an ei 11 Bou Azzer has produced the world’s finest...mineral species have been identified from the district, of which six were new to science: irhtemite,...than s the in permis sion o lisher hristian eise an the a thors It appeare ori inally as a ro p o separate...as Bartoli an Favrea Favrea an Dietrich a Favrea an Dietrich Ait a o ch et al. an Meisser an Br er The |  | | Journal (article/letter/editorial) | | Mineralization composed dominantly of primary troilite, maucherite, pentlandite, and chalcopyrite, and secondary...umber and other calcareous sedimentary rocks. Serpentinite is the dominant rock type in the Limassol Forest...concentrations are mostly confined to margins of the serpentinite in rocks that originally were tectonized harzburgite...500 10OOMetres f I ~,~ ,1 ~ • ~ ~ ~ . Serpentinite • Chromite occurrence @ Sulphide occurrence...predominant phases are troilite, valleriite, maucherite, chalcopyrite, and pentlandite; additional minor |  | Arai, Shoji, Ishimaru, Satoko, Miura, Makoto, Akizawa, Norikatsu, Mizukami, Tomoyuki (2020) Post-Serpentinization Formation of Theophrastite-Zaratite by Heazlewoodite Desulfurization: An Implication for Shallow Behavior of Sulfur in a Subduction Complex. Minerals, 10 (9) 806 doi:10.3390/min10090806 | Journal (article/letter/editorial) | | Theophrastite-Zaratite by Heazlewoodite Desulfurization: An Implication for Shallow Behavior of Sulfur in a Subduction...composite grain with awaruite and magnetite within an antigorite-rich part of the rock. The theophraste-zaratite...their cogenesis. The desulfurization occurred at an early stage of, or during, exhumation of the subduction...with the formation of theophrastite-zaratite, and an oxidized condition has been kept at this post-serpentinization...low temperature a nickel sulfide, in subducted serpentinite, possibly to the supra-subduction zone. hydration |  | | Journal (article/letter/editorial) | | alloys, irarsite [IrAsS], Ru-rich pentlandite, and an unknown Ir-sulfide) but minor Rh- and Pd-based PGM...heazlewoodite (Ni3S2), breithauptite (NiSb), maucherite (Ni11As8), godlevskite (Ni7S6), gersdorffite (NiAsS)...(under back-scattered electron mode) by means of an environmental scanning electron microscope (ESEM)...error by comparison with that obtained by considering an elliptical shape for the grain. Identification of...solution series (11%), Ru-rich pentlandite (2%), an undetermined Ir sulfide (1%) and unidentified minerals |  | | Report (volume) | | ---------------------------------- Lynn Lake district----------------------------------------Thompson-~oak...____________________________________ - ___ Kenora district ______ ----- ___________________________ ----...___ ------------------------------------U nga va district ______________________________ - _- ---------UI...fifth most abundant element of the earth, having an average bulk percentage of 2.7. The average nickel...peridotite (the nickel silicate variety) and serpentinite (the nickeliferous iron variety). The largest |  | Derbyshire, E.J., O'Driscoll, B., Lenaz, D., Gertisser, R., Kronz, A. (2013) Compositionally heterogeneous podiform chromitite in the Shetland Ophiolite Complex (Scotland): Implications for chromitite petrogenesis and late-stage alteration in the upper mantle portion of a supra-subduction zone ophiolite. Lithos, 162. 279-300 doi:10.1016/j.lithos.2012.11.013 | Journal (article/letter/editorial) | | Trieste, I-34127, Italy Geowissenschaftliches Zentrum der Universität Göttingen, Göttingen, D-37077, Germany...Barnes, 2009; Power et al., 2000; Voigt and von der ⁎ Corresponding author. E-mail address: b.o'driscoll@keele...Arsenides previously identified at Cliff include maucherite [Ni11As8] and orcelite [Ni5As2] (Prichard et...The Viels (Figs. 1 and 3), bounded by the Hagdale quarry to the south (Fig. 1). In conducting this mapping...contained within) dunite, rather than harzburgite. An important observation is that both above and below |  | | Journal (issue) | | in Some Chromite Occurrences in the State Line District, Chester and Lancaster Counties, Pennsylvania...National Coal Resources Data System (NCRDS)—An Update (and the End of an Era for a Federal-State Cooperative...of the natural resources of our commonwealth, from an enlightening tour de force of tiny grains comprised...members of the platinum group elements, to a review of an ongoing project related to coals whose areal footprints...in Some Chromite Occurrences in the State Line District, Chester and Lancaster Counties, Pennsylvania |  | | Journal (article/letter/editorial) | | 79–85. MINERALS AND PARAGENESES OF MINERALS Maucherite from Metamorphic–Hydrothermal Assemblages of...26, 2006 Abstract—In the Noril’sk ore field, maucherite, Ni11As8, occurs in magmatic pentlandite–pyr...prehnite–pumplellyite and zeolite facies of metamorphism. Maucherite spatially associated with aggregates of Pd and...mayakite, PdNiAs, contains up to 1.5 wt % Pd. Maucherite is relatively abundant in metamorphic–hydrothermal...ite veins hosted in metaore. In these veins, maucherite occurs as finely split and long-prismatic crystals |  | | Journal (article/letter/editorial) | | Petrology © by Springer-Verlag 1991 Printed in Austria Platinum-Group Minerals in Chromitites from the...serpentinization has been found. Zusammenfassung Minerale der Platingruppe in Chromititen des Ultramafit-Komplexes... 74 M. Tarkian et al. tamorphen Komplexes auf, der aus Gneisen, Amphiboliten und Marmoren besteht. In...Konzentrationen der Elemente der Platingruppe (PGE) und die Verteilung der Minerale der Platingruppe (PGM)...(PGM) untersueht. Die PGE-Konzentration der Chromitite variiert zwischen 787 und 891 ppb (Dobromirci) |
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