 | | Journal (article/letter/editorial) | | feldspar and amphibole, which is similar to the mineral assemblage of the host trachyte and comendite...~63 wt%, which is similar to that of the host trachyte but lower than that of the comendite. Thermobarometric...temperature and pressure conditions as their host trachyte. The results of mass-balance modeling and MCS...assemblages and geochemical characteristics of the host trachyte, we think that the enclaves resulted from the...mineral chemistry of the syenitic commonly found trachyte comendite the Sanshui Basinofwere For enclaves |  | | Book (edition) | | groups: epidote supergroup (Armbmster et al., EJM 18, 551-567, 2006), sapphirine supergroup (Grew et al....2008), alunite supergroup (Bayliss et al., MM 74, 919-927, 2010), apatite supergroup (Pasero et al.,...2010), pyrochlore supergroup (Atencio et al., CM 48, 673-698, 2010), tourmaline supergroup (Henry et al...., AM 96, 895-913, 2011), amphibole supergroup (Hawthorne et al., AM 97, 2031-2048, 2012), heteropolymolybdates... hydrotalcite supergroup (Mills et al., MM 76, 12891336, 2012), hollandite supergroup (Biagioni et al |  | KrmĂÄek, LukĂĄĆĄ, Ulrych, JaromĂr, JelĂnek, Emil, SkĂĄla, Roman, KrmĂÄkovĂĄ, Simona, KorbelovĂĄ, Zuzana, Balogh, Kadosa (2021) Petrogenesis of Cenozoic high-Mg (picritic) volcanic rocks in the ÄeskĂ© stĆedohoĆĂ Mts. (Bohemian Massif, Czech Republic) Mineralogy and Petrology, 115 (2) 193-211 doi:10.1007/s00710-020-00729-5 | Journal (article/letter/editorial) | | (Fo86â80) + clinopyroxene (aluminian diopside) ± amphibole (pargasite/ kaersutite) ± dark mica (ferroan phlogopite)...peridotitic mantle, containing clinopyroxeneâamphibole (± phlogopite) vein assemblages with highly radiogenic...The presence of hydrous mineral phases such as amphibole and/or phlogopite in the mantle accelerated partial...of mildly alkaline olivine nepheliniteâbasaniteâtrachyte and strongly alkaline nepheliniteâtephriteâphonolite...OhĆe/Eger Rift mildly alkaline basanite/trachybasaltâtrachyte series of the CSM (Ulrych et al. 2002). Geological |  | Estrade, Guillaume, BĂ©ziat, Didier, Salvi, Stefano, Tiepolo, Massimo, Paquette, Jean-Louis, Rakotovao, Soatsitohaina (2014) Unusual evolution of silica-under- and -oversaturated alkaline rocks in the Cenozoic Ambohimirahavavy Complex (Madagascar): Mineralogical and geochemical evidence. Lithos, 206. 361-383 doi:10.1016/j.lithos.2014.08.008 | Journal (article/letter/editorial) | | Pavia, via Ferrata 1, I-27100, Pavia, MA NU a Italy. Clermont UniversitĂ©, LMV, UniversitĂ© Blaise Pascal...Ambohimirahavavy ring complex in the Cenozoic alkaline province of northwestern Madagascar has recently attracted...volcanic units, including basalt, phonolite and trachyte, all of which have an alkaline affinity. Uranium-lead...of a metasomatized mantle source with residual amphibole. Fractional crystallization of this alkali SC...recorded by the Motzfeld complex in the Gardar province (South Greenland). The undersaturated melt evolved |  | Gentili, S., Bonadiman, C., Biagioni, C., Comodi, P., Coltorti, M., Zucchini, A., Ottolini, L. (2015) Oxo-amphiboles in mantle xenoliths: evidence for H2O-rich melt interacting with the lithospheric mantle of Harrow Peaks (Northern Victoria Land, Antarctica) Mineralogy and Petrology, 109 (6) 741-759 doi:10.1007/s00710-015-0404-4 | Journal (article/letter/editorial) | | associated with clinopyroxene and spinel grains). Four amphibole crystals were investigated by single-crystal X-ray...components of amphibole and coexisting peridotite phases. Three out of four HP amphibole-bearing peridotites...different from those calculated on the basis of the amphibole dehydration equilibrium and the application of...extremely high fO2 values, determined by the oxy-amphibole equilibrium with respect to the redox conditions...(close to QFM buffer), revealed that: i) the amphibole-forming reaction is a relatively recent process |  | Lacalamita, M., Balassone, G., Schingaro, E., Mesto, E., Mormone, A., Piochi, M., Ventruti, G., Joachimski, M. (2017) Fluorophlogopite-bearing and carbonate metamorphosed xenoliths from theCampanian Ignimbrite (Fiano, southern Italy): crystal chemical, geochemical and volcanological insights. Mineralogical Magazine, 81 (5) 1165-1189 doi:10.1180/minmag.2016.080.155 | Journal (article/letter/editorial) | | from the Campanian Ignimbrite (Fiano, southern Italy): crystal chemical, geochemical and volcanological...di Bari Aldo Moro, via Orabona 4, I-70125 Bari, Italy Dipartimento di Scienze della Terra dellâAmbiente...Universitario Monte S. Angelo, Via Cinthia, I-80126 Napoli, Italy Istituto Nazionale di Geofisica e Vulcanologia,...Vesuviano, via Diocleziano 328, I-80124 Napoli, Italy GeoZentrum Nordbayern, UniversitĂ€t Erlangen-NĂŒrnberg...Campanian Ignimbrite deposits at Fiano (southern Italy), at âŒ50 km northeast of the sourced volcanic area |  | | Journal (article/letter/editorial) | | Peña undersaturated alkaline complex, Mendoza province, Argentina (modiïŹed from Zappettini et al. 2013)...phonolite Nephelinic benmoreite Phonotrachyte Trachyte Phonolite Juvite Ouachitite Syenite Fine grained...**Groundmass. Mineral abbreviations: Ab: albite; Amp: amphibole; An: anorthite; Anl: analcime; Ap: apatite; Bdl:...microledmorite, nephelinic benmoreite, alkaline trachyte, and ouachitite. The latter includes clusters...which it is the most abundant mineral, to the trachyte, where it appears only as scarce microcrysts in |  | | Book | | Saint-Hilaire pluton 36 Geology of the Poudrette quarry Miarolitic cavities in nepheline syenite Sodalite...progressed well through repeated visits to the operating quarry and collaborations with visiting professionals...chiseling away at the quarry walls. Intrigued, they later ventured into the quarry and discovered what...the search continues; their latest visit to the quarry took place in July 2018. Additions were made to... This small unassuming hill with a dusty stone quarry on its north flank, which some enthusiastic collectors |  | Pagano, Diego SebastiĂĄn, Galliski, Miguel Ăngel, MĂĄrquez-ZavalĂa, MarĂa Florencia, NovĂĄk, Milan, Ć koda, Radek (2016) Petrography, Mineralogy, and Origin of the Syenite Pegmatitic Segregation Veins From La Peña Alkaline Complex, Mendoza, Argentina. The Canadian Mineralogist, 54 (4) 803-825 doi:10.3749/canmin.1600015 | Journal (article/letter/editorial) | | the La PenÌa alkaline complex (LPC) in Mendoza province, Argentina, present an opportunity to explore...crystals, glomerophyric clinopyroxene, abundant amphibole, dark micas, and garnet (ââmelaniteââ) (Figs....microphenocrysts of K-feldspar, nepheline, and amphibole, which form a network with triangular SYENITE...nepheline groundmass (Fig. 3C), locally with amphibole and andradite, where crystal shapes are generally...continuous, marked by a dark 3 to 10 mm wide border of amphibole, garnet, and dark micas in various modal proportions |  | | Journal (article/letter/editorial) | | texture and microphenocrysts of plagioclase (Pl), amphibole (Hbl), quartz (Qtz) and K-feldspar in felsic pyroclastic...pyroclastic rocks; b reaction rim of amphibole (Hbl) around clinopyroxene (Cpx) in basaltic lava flow;...rocks are composed of plagioclase (20 vol%), amphibole (10 vol%), biotite (5 vol%), quartz (5 vol%) and...3a). Compared to basaltic scoria/lava, brown amphibole is compositionally similar, but finer grained...cumulates in scoriaceous fallout deposits containing amphibole (Hbl), apatite (Ap), clinopyroxene (Cpx) and biotite |  | | Journal (issue) | | Namnabat Bookplates, p . 533 497 Chips from the Quarry 518 Connoisseur's Choice: Aragonite Part 3: Southern...different lighting conditions. Chips from the Quarry M IM'S THE WORD: Dona Leicht. covered the grand...district, Amoron'i Mania region, Fianarantsoa Province, Madagascar; mim specimen No. 1689, Augustin de...Uraninite, 5.5 cm tall, Koksha Valley, Badakhshan Province, Afghanistan; mim specimen No. 1162, James Elliott/...30. Zunyite, 9 cm tall, Larak Island, Hormozgan Province, Iran; mim specimen No. 2255, Augustin de Valence/mim |  | CĂĄmara, F., Sokolova, E., Abdu, Y. A., Hawthorne, F. C., Charrier, T., Dorcet, V., Carpentier, J. -F. (2017) Fogoite-(Y), Na3Ca2Y2Ti(Si2O7)2OF3, a Group I TS-block mineral from the Lagoa do Fogo, the Fogo volcano, SĂŁo Miguel Island, the Azores: Description and crystal structure. Mineralogical Magazine, 81 (2) 369-381 doi:10.1180/minmag.2016.080.103 | Journal (article/letter/editorial) | | Petrologiche, UniversitĂ di Torino, I-10125, Torino, Italy CrisDi, Interdepartmental Centre for the Research...Crystallography, via Pietro Giuria 5, I-10125, Torino, Italy Department of Geological Sciences, University of...Regionale di Scienze Naturali di Torino, Torino, Italy, catalogue numbers M/U 16800 and M/U 16801, and...a fogoite-(Y) crystal, a fragment of an amphibole-supergroup mineral (black, possibly ferro-katophorite)...Ti-disilicates in the venanzite from Pian di Celle, Umbria, Italy. European Journal of Mineralogy, 16, 957â969. Blumrich |  | Zhang, Fang-Yi, Lai, Shao-Cong, Qin, Jiang-Feng, Zhu, Ren-Zhi, Zhao, Shao-Wei, Zhu, Yu, Yang, Hang (2020) Vein-plus-wall rock melting model for the origin of Early Paleozoic alkali diabases in the South Qinling Belt, Central China. Lithos, 370. 105619pp. doi:10.1016/j.lithos.2020.105619 | Journal (article/letter/editorial) | | forming non-peridotitic lithologies rich in amphibole, clinopyroxene and phlogopite. Subsequent lithospheric...magmatism in South Qinling. Keywords: alkaline, amphibole, metasomatic vein, SrâNdâHf isotope, South Qinling...result in the formation of metasomatic phases (amphibole and phlogopite) disseminated in peridotite, or...syenite and minor volcanic rocks (alkali basalt and trachyte; Chen et al., 2010; Wang et al., 2017; Zhang et...large amounts of hydrous mineral phases such as amphibole and phlogopite (Huang, 1993; Xu et al., 1997) |  | Ferrero, Silvio, Godard, Gaston, Palmeri, Rosaria, Wunder, Bernd, Cesare, Bernardo (2018) Partial melting of ultramafic granulites from Dronning Maud Land, Antarctica: Constraints from melt inclusions and thermodynamic modeling. American Mineralogist, 103 (4) 610-622 doi:10.2138/am-2018-6214 | Journal (article/letter/editorial) | | dellâAntartide, UniversitĂ di Siena, Siena 53100, Italy 5 Helmholtz-Zentrum Potsdam, GFZ, D-14473 Potsdam...Geoscienze, UniversitĂ di Padova, Padova 35131, Italy 1 Abstract In the Pan-African belt of the Dronning...retrograde symplectites at contacts between garnet and amphibole. Garnet contains two generations of melt inclusions...inclusions are <30 ÎŒm in size, secondary, and contain amphibole, feldspars, and zoisite. Type 2 inclusions appear...melting degrees in the presence of biotite and amphibole as reactants. Keywords: Nanogranitoids, partial |  | | Journal (article/letter/editorial) | | disequilibrium textures of phenocrysts (mica, amphibole, clinopyroxene, olivine and plagioclase) contained...1988), 3A1 polytype of annite from the alkalic trachyte of the Khibiny pluton, Russia (Borutskiy et al...plagioclase (15%), mica (2%), Fe-Ti oxides (1%), amphibole (1%), pyroxene (1%), olivine (1%), and ïŹuoroapatite...suggesting greater amounts of Fe3+ (Fig. 5d). Amphibole crystals are subeuhedral or rounded and also present...et al. (2006, 2008). The mean composition of amphibole (Table 2) calculated using the Locock's spreadsheet |  | Bali, EnikĆ, Hidas, KĂĄroly, GuĂ°finnsson, GuĂ°mundur H., KovĂĄcs, ZoltĂĄn, Török, KĂĄlmĂĄn, RomĂĄn-Alpiste, Manuel JesĂșs (2018) Zircon and apatite-bearing pyroxene hornblendite mantle xenolith from Hungary, Carpathian-Pannonian region. Lithos, 316. 19-32 doi:10.1016/j.lithos.2018.07.004 | Journal (article/letter/editorial) | | basalt at Szigliget, PT hornblendite and an amphibole harzburgite part was found in an outcrop of Neogene...alkali hornblendite is composed dominantly of amphibole that is strongly enriched in incompatible SC...incompatible ED element-rich silicate melt with trachyte or phonolite composition, which might be derived...OâReilly and Griffin, 2012, and references therein). Amphibole, mica or apatite are relatively common metasomatic...In the Finero peridotite massif (Western Alps, N-Italy), the formation of zircon-bearing chromite AC C |  | Ulrych, JaromĂr, KrmĂÄek, LukĂĄĆĄ, Teschner, Claudia, SkĂĄla, Roman, AdamoviÄ, JiĆĂ, ÄuriĆĄovĂĄ, Jana, KĆĂĆŸovĂĄ, Ć ĂĄrka, KubouĆĄkovĂĄ, Simona, RadoĆ, Miroslav (2018) Chemistry and Sr-Nd isotope signature of amphiboles of the magnesio-hastingsiteâpargasiteâkaersutite series in Cenozoic volcanic rocks: Insight into lithospheric mantle beneath the Bohemian Massif. Lithos, 312. 308-321 doi:10.1016/j.lithos.2018.05.017 | Journal (article/letter/editorial) | | (L. KrmĂÄek) Abstract 1 ACCEPTED MANUSCRIPT Amphibole phenocrysts, xenocrysts and cumulate xenoliths...commonly also felsic rocks. Felsic rocks with amphibole cumulate xenoliths represent differentiated magmas...situated close to the crustâmantle boundary where amphibole xenoliths to megacrysts could have formed. Nevertheless...Nevertheless, crystallization of rare amphibole rims during the magma N A ascent was observed in a hornblendite...rocks, and phenocrysts in subvolcanic rocks. Amphibole compositional and SrâNd isotope T P E characteristics |  | Piilonen, Paula C., McDonald, Andrew M., Poirier, Glenn, Rowe, Ralph, Larsen, Alf Olav (2013) Mafic minerals of the alkaline pegmatites in the Larvik plutonic complex, Oslo rift, southern Norway. The Canadian Mineralogist, 51 (5) 735-770 doi:10.3749/canmin.51.5.735 | Journal (article/letter/editorial) | | to Ae90Di6Hd4. Secondary clinopyroxene, after amphibole or as a hydrothermal phase within fractures and...ranging from Ae59Di16Hd25 to Ae99Di1Hd0. Primary amphibole compositions are dominantly calcic (edenite, ferro-edenite...suggested that, under oxidizing conditions, oxy-amphibole compositions are favored and therefore amphiboles...(2004) examined co-genetic clinopyroxene and amphibole in miaskitic (AI < 1) and agpaitic (AI â„ 1) syenites...Y, Rb, Ba, and Li] show a preference for the amphibole crystal structure. Low concentrations of large |  | | Journal (article/letter/editorial) | | PT Major and trace element compositions of amphibole in igneous environments commonly reflect evolving...magma compositions. In this study, we use the amphibole-group minerals from the RI Strange Lake, REE-enriched...transsolvus granite. In the hypersolvus granite the amphibole is a late interstitial phase, whereas MA in...transsolvus granite, it is present as phenocrysts. The amphibole compositions vary from calcic-sodic (ferro-ferri-katophorite)...and low Al and Ca TE concentrations in the amphibole phenocrysts of the transsolvus granite indicate |  | | Journal (article/letter/editorial) | | proportions of volcanic equivalents, i.e., phonolite, trachyte, and pitchstone (Fig. 1c). The ring dike forms...volcanic breccia containing fragments of syenite, trachyte, and sedimentary rocks. Two obsidian (pitchstone)...outcrop Biotite granite Volcanic breccia Phonolite Trachyte Ampasibitika village Pitchstone Peralkaline...diopside. Based on its composition (Table 2), the amphibole is a F-rich member (up to 2 wt % F) of the (OH-F-Cl)...as inclusions in alkali feldspar or in altered amphibole (Fig. 3b). Fresh monazite(Ce) is rare. Mostly |  | | Journal (article/letter/editorial) | | (Fig. 4b). On the other hand, alteration rims of amphibole surrounding clinopyroxene have similar SiO2 (52...diamonds) and alteration rims (orange dots) of amphibole surrounding clinopyroxene after Leake et al. (1997);...50; Ca A <0.50 1.0 Alteration rim of tremolite amphibole surrounding 0.9 clinopyroxene Mg/(Mg+Fe 2 +)...Sulu orogenic belt, eastern China (a) rhyolite trachyte 0.1 rhyodacite/ dacite 0.01 b ne ssa ph ni...41572044), the Natural Science Foundation of Shandong Province (ZR2018BD019) and the Project funded by China |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...Edenville, large, fine crystals of spine!, titanite, amphibole and pyroxene have been found since the early 19th...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing |  | | Journal (article/letter/editorial) | | (garnetâclinopyroxeneâorthopyroxeneâplagioclaseâamphiboleâepidote). 0.00 0.48 0.63 0.28 0.00 3.99 27.90...Ae Amphibole Sample SiO2 TiO2 Al2O3 Cr2O3 Fe2O3 FeO MnO MgO CaO Na2O K2 O Total Si Amphibole in symplectite...symplectite Amphibole inclusion in garnet TD-2-1.15 TD-2-1-3.5 TD-3-1.34 TD-15-1-2 TD-15-1-3 TD-2-1-3...17 5 (continued on next page) 6 Amphibole Sample Amphibole in symplectite TD-2-1.15 AlVI âT AlIV...2.06 5.00 0.10 1.73 0.17 2.00 0.29 0.19 0.48 Amphibole inclusion in garnet TD-3-1.34 1.50 8.00 0.78 0 |  | | Journal (article/letter/editorial) | | resulting in rocks composed of alkali-feldspar, sodic-amphibole, and sodic- D pyroxene (Zharikov et al., 2007;... CE therein), promoting the revision of the amphibole nomenclature (Hawthorne et al., 2012). No ore...(3%â7%), and a variable CE proportion (5%â12%) of amphibole, clinopyroxene, titanite, magnetite, garnet, mica...plagioclase, including tiny (1â20 ”m) acicular amphibole (with subordinate subhedral clinopyroxene and...interstitial mafic nodules of acicular to prismatic amphibole and/or clinopyroxene, embayed in a fine-grained |  | | Book (edition) | | Aegirine-augite, Spodumene 102 Wollastonite 132 Amphibole group 137 171 AnthophylliteâGedrite, Cummingtoniteâ...combinations of orthopyroxene, clinopyroxene, spinel, amphibole and garnet. Described as coronas, reaction rims... olivine is formed by a reaction between the amphibole and dolomite: Ca2Mg5Si8O22(OH)2 + 11 CaMg(CO3)2...syenites. If zircon is enclosed by biotite or amphibole or other coloured silicates, it may give rise...crystal, rodingite, altered gabbro, Hunting Hill quarry, Montgomery County, Maryland (Larrabee, D.M., 1969 |
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Trachyte quarry, Bolsena, Viterbo Province, Lazio, Italy