 | | Journal (issue) | | intermediate states between enstatite {Mg2 Si2 O6} and ferrosilite {Fe2 Si2 O6} used to be called hypersthenes {(Mg...dominant.) Another example are zeolites found in the basalt layers underlying the extensive, borax-rich deposits...Republic Yerandowana, Poona, India Osa Quarry, Rome, Italy San Venanzo Quarry, Terni, Italy Chabazite-K Type...Ercolano Naples, Italy. Other localities: Vallerano Quarry, Rome, Italy Chabazite-Na Type locality: biggest...localities: Tanzenberg, Kapfenberg, Styria, Austria Francon Quarry, St. Michel, Montreal Island, Quebec |  | Török, Kálmán, Németh, Bianka, Koller, Friedrich, Dégi, Júlia, Badenszki, Eszter, Szabó, Csaba, Mogessie, Aberra (2014) Evolution of the middle crust beneath the western Pannonian Basin: a xenolith study. Mineralogy and Petrology, 108 (1) 33-47 doi:10.1007/s00710-013-0287-1 | Journal (article/letter/editorial) | | to mafic granulite xenoliths from late Neogene basalt pyroclastics in four localities of the western...University of Vienna, Althanstrasse 14, 1090 Vienna, Austria E. Badenszki School of Geological Sciences, UCD...University of Graz, Universitaetsplatz 2, 8010 Graz, Austria According to mineral equilibria and geothermobarometry...collected from the Styrian Basin Volcanic Field (SBVF, Austria, Fig. 1b) and the Bakony-Balaton Highland Volcanic...basaltic pyroclastic layer between the abandoned quarry and local road. This layer contained numerous granulite |  | Janoušek, V., Vrána, S., Erban, V., Vokurka, K., Drábek, M. (2008) Metabasic rocks in the Varied Group of the Moldanubian Zone, southern Bohemia - their petrology, geochemical character and possible petrogenesis. Journal of GEOsciences, 53 (1) 31-64 | Journal (article/letter/editorial) | | is of a clear OIB affinity, with parental alkali basalt (Nb/Y = 0.7–1.6) generated by a low 0 DM degree...and the Mesoproterozoic Dobra gneiss in Lower Austria (Gebauer and Friedl 1994; Friedl et al. 2004)....Gföhl Unit, with its typical occurrence in Lower Austria, contains mainly nebulitic biotite migmatites,...the Czech Republic and adjacent areas of Lower Austria, especially in the socalled Raabs Unit, sandwiched...dolomite Gmbt Šimpach A A A gf gf gf Gmbt Quarry working, disused Gmbt Gmbt Černovice 0 1 2 |  | | Journal (article/letter/editorial) | | content transect massive hawaiite in the Kaena Quarry, Waianae Range, Oahu. One dike studied consists...Although our samples were collected in the same quarry, they arc most certainly not from the same dike...dikes are exposed in the Kaena Quarry, Oahu. Unfortunately, active quarry and blasting operations hindered...7, En Fs Wo 19. B C Augite Ferroaugite "Ferrosilite" 51.3 2.72 1.95 12.9 9.4 0.23 21.4 0.44 50...contains two additional pyroxenes, ferroaugite and ferrosilite. The latter is a very dark phase that occasionally |  | | Journal (article/letter/editorial) | | of limestone during the intrusion of an olivine basalt feeder dyke into an Eocene argillaceous, siliceousbiomicrite...trend of strong enrichment in Catschermak and ferrosilite components. Derivative hydrothermal solutions...Ba-bearing zeolites, and calcite. Modelling of the basalt-limestone assimilation process by least-squares...largely be accounted for by the dilution of the basalt with up to 3~ wt. % decarbonated limestone. Desilication...type. Contemporaneous with the intrusion of the basalt was the high-temperature contact metamorphism of |  | | Journal (issue) | | name and is generally applied to enstatite or ferrosilite or compositions ranging between the two. Hornblende...hypersthene at Summit Rock has been identified as ferrosilite in the Photo-Atlas of Minerals CD-ROM. I found...texts corresponds to the formula now given for ferrosilite, (Fe, Mg)2(Sh06). A complete solid solution series...series exits between enstatite and ferrosilite. It occurs as stout orthorhombic prismatic crystals that...they cannot be resolved. At Summit Rock the ferrosilite occurs as much larger crystals and darker in |  | Ratkin, V. V., Eliseeva, O. A., Pandian, M. S., Orekhov, A. A., Mohapatra, M., Vishnu Priya, S. K. (2018) Stages and Formation Conditions of Productive Mineral Associations of the Dalnegorsk Borosilicate Deposit, Sikhote Alin. Geology of Ore Deposits, 60 (8) 672-684 doi:10.1134/s107570151808007x | Journal (article/letter/editorial) | | danburite from Levoberezhnyi quarry and for datolite from the Zapadnyi quarry confirmed that these minerals...mineral formation regimes. Keywords: Dalnegorsky district, Sikhote Alin, borosilicate deposit, stages of...is the largest object in the Dalnegorsk mining district in southern Sikhote Alin. It was discovered in...ores have been recovered in the same Dalnegorsk district. A detailed investigation of skarn borosilicate...placed on datolite from late skarns of the Zapadnyi quarry, where skarnification was not manifested earlier |  | | Journal (article/letter/editorial) | | Schairer, and E. Posnjak, 1933). The name 'ferrosilite' suggested by Washington has been adopted by...cores of zoned enstatite in lapilli in a melilite-basalt from Uganda. Clinoenstatite is said by E. O. Teale...(1931, pp. 201-202) mentions one from the basalt of Katem quarry, Madras, with 2V 20~ A. Osann (1907, p...vol. 23, pp. 83--87. [M.A. 5-454.] - - - - "Ferrosilite" as a natural mineral Amer. Journ. Sci., 1935...deposits in the western part of the Lydenburg district, Transvaal. South African Journ. Industries, 1925 |  | Chukanov, N. V., Aksenov, S. M., Pekov, I. V., Ternes, B., Schüller, W., Belakovskiy, D. I., Van, K. V., Blass, G. (2014) Ferroindialite (Fe2+,Mg)2Al4Si5O18, a new beryl-group mineral from the Eifel volcanic region, Germany. Geology of Ore Deposits, 56 (8) 637-643 doi:10.1134/s1075701514080029 | Journal (article/letter/editorial) | | sanidine, sillimanite, pyroxenes of the enstatite–ferrosilite series, wagnerite, fluorapatite, tridymite, zircon...operating basalt quarry Caspar at Mt. Bellerberg near the town of Mayen, Eifel volcanic district, RheinlandPfalz...sanidine, phl ogopite, pyroxenes of the enstatite–ferrosilite series, wagnerite, fluorapatite, tridymite, zircon...combustion of coal), xenoliths of clay rocks in basalt and vitrophyre, and hornfels (Miyashiro and Iiyama |  | | Journal (article/letter/editorial) | | chemically similar to Talcott Basalt, which is the lowest of three basalt flows in the N e w a r k G r...smaller diabase bodies, the H u n g a r y Brook and Quarry bodies, occur in the lower p a r t of the M a n...body, showing position of Hungary Brook body and Quarry body within lowermost part of Manitook Mountain...hedenberg ite i*. diopside clinoenstatite A. ferrosilite diopside hedenbergite Figure 6. Range in composition...medium-grained porphyritic diabase. clinoenstatite ferrosilite Downloaded from https://pubs.geoscienceworld |  | Memtimin, Mehmut, Pe-Piper, Georgia, Piper, David J.W., Guo, Zhaojie, Zhang, Yuanyuan (2020) Carboniferous arc-related volcanism in SW Bogda Mountain, Northwest China, and its implications for regional tectonics. Lithos, 360. 105413 doi:10.1016/j.lithos.2020.105413 | Journal (article/letter/editorial) | | mostly of calc-alkaline composition, ranging from basalt through andesite and dacite to rhyolite, interbedded...interbedded purple ignimbrite, rhyolite, greenblack basalt, tuffaceous sandstone, shale and pyroclastic deposits...as composed of bimodal volcanic rocks, including basalt, basaltic andesite and rhyolite (Gao et al., 2014)...oceanic arc setting (Xie et al., 2016b). Bimodal basalt-rhyolite volcanism in the -p Qijiaojing Formation...olistostrome succession of limestone, tuff, mudstone, basalt and rhyolite of the Liushugou Formation (Shu et |  | | Journal (article/letter/editorial) | | Crystallization of ortho pyroxene and pigeonite from basalt magmas is discussed on the basis of hypothetical...temperatures, a others in of divided proto?-ferrosilite". and III" crust because III confirmation...relations of earth's diagram. AKIMOTO phase "ferrosilite analogue SCHAIRER his field by with possible...LINDSLEY'S based 2 in designated is also ferrosilite "clinoferrosilite" independently the It BOYD...pressures proto?-ferrosilite the different assemblage, the (LINDSLEY "ferrosilite the pyroxenes |  | Huraiová, Monika, Paquette, Jean-Louis, Konečný, Patrik, Gannoun, Abdel-Mouhcine, Hurai, Vratislav (2017) Geochemistry, mineralogy, and zircon U–Pb–Hf isotopes in peraluminous A-type granite xenoliths in Pliocene–Pleistocene basalts of northern Pannonian Basin (Slovakia) Contributions to Mineralogy and Petrology, 172 (8) doi:10.1007/s00410-017-1379-4 | Journal (article/letter/editorial) | | silicate-normative) granite xenoliths occur in a Pleistocene basalt flow 3.5 km NE of Fiľakovo. Age of these granites...from Čamovce quarry. a A portion of granite xenolith (sample Ca21) embedded within basalt. A dark skarnoid...lower right part of the basalt. b Granite nodule (sample Ca3) extracted from basalt. Dark dots and clusters...enstatite/clinoenstatite (En75Fs22Wo4) through ferrosilite/clinoferrosilite (Fs71En29) to pigeonite (En71Fs22Wo7)...enstatite Interstitial enstatite/ferrosilite Interstitial enstatite/ferrosilite Abundant diopside-to-aegirine |  | | Report (issue) | | in alkaline basalt. Association: Sillimanite, sanidine, phlogopite, enstatite-ferrosilite, wagnerite,...high-Mg almandine. Distribution: From the Caspar quarry, Bellerberg Mountain, near Mayen, Eifel region |  | | Journal (article/letter/editorial) | | may be the result of breakdown of metastable ferrosilite. The crystal chemistry of merrillite and its...the formation of metastable pyroxferroite and ferrosilite. INTRODUCTION Pyroxene is typically the first...sulfides have been reported in the Los Angeles martian basalt. Rubin et al. (2000) interpreted the symplectites...breakdown of metastable ferrosilite (FeSiO3). Several polymorphs of ferrosilite have been recognized (Lindsley...(Lindsley 1965). A phase called ferrosilite III was formed metastably upon quenching from high temperatures |  | Ridolfi, Filippo, Braga, Roberto, Cesare, Bernardo, Renzulli, Alberto, Perugini, Diego, Del Moro, Stefano (2016) Unravelling the complex interaction between mantle and crustal magmas encoded in the lavas of San Vincenzo (Tuscany, Italy) Part I: Petrography and Thermobarometry. Lithos, 244. 218-232 doi:10.1016/j.lithos.2015.09.029 | Journal (article/letter/editorial) | | ferroan enstatite (Mg# = 60–78%) and magnesian ferrosilite (Mg# = 39–44%) compositions; whereas amphibole...sector of the volcanic complex (i.e. Acqua Calda Quarry). By contrast, the rhyolites in the southern area...(H2Omelt = 5–7 wt.%), suggesting that the Acqua Calda Quarry lavas were the last to be erupted. © 2015 Elsevier...cropping out in the Rozze Valley (RV) and Acqua Calda Quarry (ACQ) areas (Fig. 2a). Extensive application of...31 lavas from the Rozze Valley (RV), Acqua Calda Quarry (ACQ) and Torre di Donoratico (TD) localities in |  | | Book (volume) | | at high temperature c structure ferrosilite Fe Si,O. ferrosilite n, (pyroxenoid) clinoferrosilite ...hedenbergjte, enstatite and clinoenstatite, ferrosilite and clinoferrosilite. They concluded that the... H. S., Jr. and Tilley, C. E., 1962. Origin of basalt magmas: an experimental study of natural and synthetic...Ca)(Mg,Fe 2 +)Si 2 O 6 Orthopyroxenes Enstatite-Ferrosilite (Mg,Fe)[SiO 3 ] Orthorhombic ( +) ( - ) z ...intermediate in composition between enstatite and ferrosilite are optically negative and have a continuous |  | | Journal (article/letter/editorial) | | xenoliths in kimberlite and less commonly alkali basalt. It typically comprises concentric shells of crypto-...reveal that the kelyphite is a mixture of spinel, ferrosilite and anorthite, with minor layer silicate. The...composition of clinopyroxene, which consists of ~49% ferrosilite, 43% enstatite and 7% diopside components, is...TABLE 4. Crystal chemistry of the enstatite-ferrosilite polymorphs. No. 1 2 3 4 Name Orthoferrosilite...in Lower Austria. Contrib. Mineral. Petrol., 128, 272 86. Burnham, C.W. (1966) Ferrosilite. Carnegie |  | | Journal (article/letter/editorial) | | cooled and fractionated intrusion of tholeiitic basalt magma. The slight but significant differences between...fractionation products of tholeiitic and alkali basalt magmas. Moreover, the trends obtained from plotted...and fractionation of a single body of tholeiitic basalt magma. The information for the exposed part of...River southwards to the Dwars River and Lydenburg district, while westwards the escarpment of the Lulu mountains...olivines provide a clue as to the probable type of basalt magma from which they crystallized. In the eastern |  | | Journal (article/letter/editorial) | | temperatures above 13000C. and hedenbergite-ferrosilite solid solution above 9500 C. While Atlas (1952)...HISASHI KUNO the members of the hedenbergite-ferrosilite solid solution in the Skaergaard intrusion which...Analyst, Y. KoNrsr. 2. Salite in olivine-salite basalt tuff of Taga Volcano. Locality sameasabove. Anolyst...0.023 0.005 0.002 4. Augite in olivine-augite basalt (HK47081901) of the Taga Volcano. Just east of...Hakone. Analyst, K. NecesRrun. 6. Augite in olivine basalt (HK47040503) of Taga Volcano. Awarada-tdge, west |  | | Journal (volume) | | surfaces of the two tailings ponds from the mining district of Fundu Moldovei, by using some statistical tools...hardpans within sulfidebearing mine tailings (mine district Freiberg, Germany). Applied Geochemistry, 22,...led a complicated mineralogy. The manganoan ferrosilite-enstatite was transformed in manganoan fayalite...1997) presented the oldest association manganoan ferrosilite-enstatite /fayalite and its metamorphic evolution...beds or lenses; 4, manganoan fayalite/manganoan ferrosilite rich lenses and pods; 5, mangangrunerite; 6, |  | Fedorov, I. I., Chepurov, A. I., Sonin, V. M., Chepurov, A. A., Logvinova, A. M. (2008) Experimental and thermodynamic study of the crystallization of diamond and silicates in a metal-silicate-carbon system. Geochemistry International, 46 (4) 340-350 doi:10.1134/s0016702908040034 | Journal (article/letter/editorial) | | diamond synthesis from a graphite + Fe0.16Ni0.64 + basalt mixture at 55–60 kbar and 1450–1550°C [21]. The...silicate component was natural glass of alkaline basalt of the following composition (wt %): SiO2 – 46...eclogite. Graphite (3 wt %) and the required amount of basalt were added to the starting Fe–Ni mixture (for the...Thermodynamic Calculations Calculation of fayalite, ferrosilite, hercynite, almandine, and Fe–Ni–C melt equilibria...equilibria. Equilibria of fayalite, ferrosilite, and hercynite with metal–carbon melts can be described by |  | | Journal (article/letter/editorial) | | fO2 closer to IW 2 than to IW 1. Apollo 15 basalt 15555, analyzed for comparison with A-14 materials...14072 is anomalously reduced, Apollo 15 olivine basalt 15555 was also analyzed for comparison with the...of the enstatite (En), wollastonite (Wo), and ferrosilite (Fs) components in pyroxene are plotted in Fig...14072 are given in Table 2 and plotted against ferrosilite (Fs) content in Fig. 6. Results for 14053 are...assemblage (Fig. 1c) is not anomalous, with a ferrosilite content of 54 mol% and a Cr valence of 2.80 |  | | Journal (article/letter/editorial) | | 2011 Abstract—Based of a physicochemical model of basalt melting processes with the consideration of the...determining the mineral compositions of gabbro–basalt rocks was pro posed, which helps estimate the...proposed for convert ing data of chemical analysis of basalt rocks to mineral composition by physicochemical...confirmed by calculating the mineral compositions of basalt rocks by the TERRA program. Data for the calculations...two solid solutions—hypersthene (enstatite and ferrosilite) and olivine (forsterite and fayalite). The model |  | | Journal (article/letter/editorial) | | Olivine Anorthite Augite Pigeonite Clinoenstatite/ferrosilite Cordierite Apatite Fe–Ti oxidea Sediments and...(10b) have “igneous” compositions of low alkali basalt–basaltic andesite and contain anorthite, low Ca-pyroxenes...contain cordierite anorthite, clinoenstatite/ferrosilite, Fe–Ti oxide, and minor apatite. These paralava...pyroxenes, pigeonite, augite and clinoenstatite–ferrosilite (see below) (nomenclature of Morimoto, 1988)...Compositional area (10c). Skeletal clinoenstatite/ferrosilite (light grey) intergrown with anorthite. Bright |
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