 | Ferrando, Simona, Frezzotti, Maria Luce, Orione, Paolo, Conte, Riccardo Carlo, Compagnoni, Roberto (2010) Late-Alpine rodingitization in the Bellecombe meta-ophiolites (Aosta Valley, Italian Western Alps): evidence from mineral assemblages and serpentinization-derived H2-bearing brine. International Geology Review, 52 (10) 1220-1243 doi:10.1080/00206810903557761 | Journal (article/letter/editorial) | | Late-Alpine rodingitization in the Bellecombe meta-ophiolites (Aosta Valley, Italian Western Alps): evidence...Torino , Turin, Italy b Department of Earth Sciences , University of Siena , Siena, Italy Published online:...Late-Alpine rodingitization in the Bellecombe metaophiolites (Aosta Valley, Italian Western Alps): evidence...Late-Alpine rodingitization in the Bellecombe meta-ophiolites (Aosta Valley, Italian Western Alps): evidence...Torino, Turin, Italy; b Department of Earth Sciences, University of Siena, Siena, Italy Downloaded by |  | Caucia, Franca Piera, Marinoni, Luigi, Scacchetti, Maurizio, Riccardi, Maria Pia, Bartoli, Omar (2020) The Vesuvianite Gems of the Val dâAla (Piedmont, Italy) Minerals, 10 (6) 535 doi:10.3390/min10060535 | Journal (article/letter/editorial) | | The Vesuvianite Gems of the Val dâAla (Piedmont, Italy) Franca Piera Caucia 1 , Luigi Marinoni 1 , Maurizio...degli Studi di Pavia, via Ferrata 9, I-27100 Pavia, Italy; francapiera.caucia@unipv.it (F.P.C.); luigitito...I-42100, via G. Puccini 4, I-42124 Reggio Emilia, Italy; mauscacchetti@alice.it DiGSâUniversitĂ degli Studi...Studi di Padova, via Gradenigo 6, I-35131 Padova, Italy; omar.bartoli@unipd.it Correspondence: mariapia...Abstract: In Val dâAla (Western Alps in Piedmont, Italy), the most interesting rocks for mineralogical research |  | | Journal (article/letter/editorial) | | minerals Article Crystal Chemistry of Six Grossular Garnet Samples from Different Well-Known Localities...Citation: Antao, S.M. Crystal Chemistry of Six Grossular Garnet Samples from Different Well-Known Localities...Minerals 2021, 11, 767. Abstract: Two isotropic grossular (ideally Ca3 Al2 Si3 O12 ) samples from (1) Canada...anisotropic grossular samples (3, 4, 5) from Mexico, and one (6) anisotropic sample from Italy were studied...remains nearly constant. The X and Z sites in grossular contain Ca and Si atoms, respectively; both sites |  | | Journal (article/letter/editorial) | | 50th Annual Above: Grossular and clinochlore from Bellecombe, Aosta Valley, Italy, by Matteo Chinellato...competition with this photo of his own specimen. The grossular crystal is 5.1 mm. Left: Cuprian adamite with |  | | Journal (article/letter/editorial) | | Benedetto del Tronto, near Ancona on the east coast of Italy. His interest in minerals was sparked when as a...parents in Valle dâAosta in the Alps in northern Italy. As a teenager he was introduced to his motherâs...mineral enthusiasts he visited many localities in Italy, among them the Latera Volcanic Complex around Pitigliano...had produced world-class specimens, especially grossular, vesuvianite, pectolite, and prehnite (HorvĂĄth...perimeter. At the end of 1997 Amabili returned to Italy and a professorship at the University of Parma. |  | | Journal (article/letter/editorial) | | vesuvianite crystals to about 1 cm tall from Bellecombe, Val dâAosta, Italy. from this. Based on their optical...alpine regions of Italy are rich in vesuvianite locales, with a half-dozen in the Aosta Valley, over a dozen...excellent crystals of other species including grossular, titanite, meionite, actinolite, and scheelite...original locality on Mount Vesuvius, Campania, Italy, where brown euhedral crystals are found in volcanic...Figure 8. Vesuvianite crystal about 3 cm tall with grossular from Han Dan mine, China. Figure 6. Vesuvianite |  | | Catalog/List | | 5x3.5-$10.00 GARNET-GROUP NAME; SEE Andradite, Grossular GOETQITE; M48Q. RoseCinquie Quqrry, EqstHaven...acid leached Calcite; 3.3x3.2x2.5-$9.00 M540.Bellecombe, Val D'Aosta, /ta/y; (a) good M/M or T/N; lustrous...3-$5.00 M614.Orford, Quebec, Canada; var. Cr-Grossular; (a) MIM potential; showy; lustrous dark green...prism section; 5.7x5x3.3-$6.25 LIMONITE;M573.Sq(ine Valley,Calj[omiq:(a) sharp pseudomorphs afler Pyrite cubes...massive Vesuvianite; 6.3x5.8x3.9-$3.25 M542.Bellecombe, Aosta Valley, ltaly; (a) good MIM or TIN; rich cover |  | | Journal (article/letter/editorial) | | Institution Washington, DC 20013 pohwatp@si.edu GROSSULAR Jeffrey Mine, Asbestos, Les Sources MunicipalitĂ©...University] at 03:53 04 October 2014 Figure 1. Grossular, 7 Ă 8 cm, from the Jeffrey mine, Asbestos, Les...QuĂ©bec, Canada. The stepped-growth modification of grossular dodecahedra is commonly observed on Jeffrey mine...devoted to grossular, a personal favorite. The chemical formula of grossular is Ca3Al2Si3O12. Grossular is an...crystal faces may be striated. Other habits of grossular include massive, compact, or granular. Visitors |  | Diella, Valeria, Bocchio, Rosangela, Marinoni, Nicoletta, Caucia, Franca, Spalla, Maria Iole, Adamo, Ilaria, Langone, Antonio, Mancini, Lucia (2019) Garnets from Val dâAla Rodingites, Piedmont, Italy: An Investigation of Their Gemological, Spectroscopic and Crystal Chemical Properties. Minerals, 9 (12) 728 doi:10.3390/min9120728 | Journal (article/letter/editorial) | | Article Garnets from Val dâAla Rodingites, Piedmont, Italy: An Investigation of Their Gemological, Spectroscopic...Milan, Italy Department of Earth Sciences âArdito Desioâ, University of Milan, 20133 Milan, Italy; rosangela...Pavia, Italy; caucia@crystal.unipv.it Italian Gemological Institute (IGI), 20123 Milan, Italy; ilaria...Pavia, National Research Council, 27100 Pavia, Italy; langone@igg.cnr.it Elettra-Sincrotrone Trieste...Trieste S.C.p.A., 34149 Basovizza (Trieste), Italy; lucia.mancini@elettra.eu Correspondence: valeria.diella@cnr |  | | Journal (article/letter/editorial) | | observation The specimens studied are from Bellecombe, Aosta, Italy. The crystal form observed by the scanning...1. SEM micrograph of vesuvianite from Bellecombe, Aosta, Italy. The (001) face is small in the nearer...Sunagawa, 1978), topaz (Akizuki et al., 1979), grossular-andradite garnet (Akizuki, 1984; Shtukenberg et...Akizuki, M. (1984) Origin of optical variation in grossular-andradite garnet. American Mineralogist , 69, |  | | Journal (article/letter/editorial) | | chemistry. Garnet solid solution is dominated by grossular-andradite series, which demonstrates a significant...significant degree of hydration, mainly for grossular rich garnet cores. Garnet is locally enriched in TiO2...solution bordered by euhedral vesuvianite. Grsâgrossular; Cpxâclinopyroxene. â+â symbol denotes the exact...Vesâvesuvianite; Grtâgarnet; Adrâandradite; Grsâgrossular; Cpxâclinopyroxene. â+â symbol denotes the exact...a 8.96 8 8 8 Grtâgarnet; Adrâandradite; Grsâgrossular; Cpxâclinopyroxene; Chlâchlorite. 4.2. Mineral |  | | Journal (issue) | | PRIVATE MINERAL COLLECTIONS IN ITALY WITH AN INTRODUCTION BY FEDERICO PEZZOTTA CURATOR OF MINERALOGY...JANUARY-FEBRUARY, 2011 PRIVATE MINERAL COLLECTIONS IN ITALY Participating Collectors: Marco Amabili Silvia...Cozzodisi mine, Casteltermini, Agrigento, Sicily, Italy. Adalberto Giazotto collection Jeff Scovil photo... MINERAL COLLECTING IN ITALY )In OutCine of MINERAL COLLECTING IN ITALY Federico Pezzotta Mineralogy...literature and music, scholars and aristocrats in Italy assembled some of the first great collections of |  | | Catalog/List | | NHYDRITE: M204. Campiano Mine, Grosseto, Tuscany, Italy; good for species; pale blue tabular xls; (a) T/N...3x3. 7x2.5-5u.OO CLINOCHLORE: M175. Bellecombe, Val D'Aosta, Italy; (a) 10 maJ. rr,;r,;xls richly coating...xls M177. Val Malenco, Italy; ( a) sharp micro xls & sections with Grossular & Clinochlore r1/l'l >-ls...GARNET GROUP NAME,SEE; Almandine, Andradite, Grossular ~ M86. Jilove, C.S.S.R.; (a) f'l/Pl group of rather...rather crude xls; 2-3 mm-$3.50 GROSSULAR: M174. Bellecombe, Val D'Aosta, Italy; var. hessonite, orange to |  | | Journal (issue) | | here it forms the eastern margin of the great rift valley. The gemstones from this region of East (0 Copyright...rhodolite; Longido for ruby in zoisite; the Umba River valley for fancy sapphire, garnet and other gems; Mpwapwa...of almandine and pyrope; there are also minor grossular and trace spessartine components. Analyses of...1994,24,3 173 Vesuvianite from Bellecombe and Montjovet (AD Italy): a material of gemmological interest...N()'uagll Milan, Italy Chatillon St. Vincent PONTE âą OELLE CAPAE Bellecombe âą lOC . BANCHETTE |  | | Journal (article/letter/editorial) | | chondrodite, monticellite, clinohumite, wollastonite, grossular, vesuvianite, tremolite, scapolitegroup minerals...occurs in crystals to 5 cm, some associated with grossular. From the Tieshan ironcopper deposit, Huangshi...green-gray, short prismatic crystals associated with grossular. In Ho-kizawa, Kanagawa Prefecture, diopside occurs...granular green crystal aggregates associated with grossular and small, acicular crystals of natrolite. Diopside...4-cm dark green crystal in marble from the Koksha Valley, Badakhshan Province. In neighboring Pakistan very |  | | Catalog/List | | GISMONDIN GOLD GONNARDIT GORCEIXIT GOYAZIT GROSSULAR HALOTRICHIT HANNEBACH IT HARHOTOM HATCHIT HAUSMANNIT...Mine/RSA Gr. Grune Aue/Sgld. u.a. Lengenbach/CH u.a. Bellecombe/I. Mechernich/Eifel Dernbach; Reichenbach Laytonville/Calif...TITANIT TORBERNIT TRECHMANNIT TSAVOLITH (Van.-Grossular) TSCHEFFK1NIT TSUMCORIT TUCEKIT TUERKIS ULLMANNIT...Reichenbach/Odenwald S MM Kahlenberg/Eifel S MM Bellecombe/Nordital. S MM Hagendorf; Pleystein Nickenich |  | | Journal (article/letter/editorial) | | Studi di Milano, Via Mangiagalli 34, 20133 Milano, Italy (davide.zanoni@unimi.it) 2 Dipartimento di Scienze...degli Studi di Pavia, Via Ferrata 1, 27100 Pavia, Italy 1 Short title: OCEAN FLOOR TO SUBDUCTION RECORD...oceanic Zermatt-Saas Zone (Western Alps, northwestern Italy) during Alpine subduction. Rodingites occur in the...upper Valtournanche (Val dâAosta, northwestern Italy), consists of high-pressure/ultra-highpressure (HP/UHP)...et al., 2009) and, south of the Aosta-Ranzola fault (St. Marcel valley), 2.1 ± 0.3 GPa and 550 ± 60 °C |  | | Journal (issue) | | Williams Minerals of the Alpine Rodingites of Italy ............................ 85 By C. M. Gramaccioli...Sciences Mineral Sciences Division Ottawa, K1A OM8 Grossular crystals of exceptional quality from the Jeffrey...best known mineral localities. In addition to grossular, there are a number of other min erals that occur...asbestos deposits but because they are the source of grossular and the other minerals of interest to collectors...calcium-rich and aluminum-rich mineral assemblages (grossular, vesuvianite, diopside, prehnite, zoisite, chlorite) |  | | Journal (article/letter/editorial) | | crystals in the MDR are frequently zoned where grossular is the most prominent molecule while andradite... CaO, FeO t and MgO. They contain signiïŹcant grossular components (up to 99%) with variable substitutions...suggesting that the analysed crystals belong to the grossularâhydrogrossular series. MDR GDR DDR Magnesiohornblende...its restricted appearance) and the formation of grossular after diopside and calcite in the MDR. The initial...hydrogrossular is explained by desiliciïŹcation of grossular and partial substitution of SiO4â4 by OH â, as |  | | Journal (article/letter/editorial) | | aphanitic textures; they generally consist of grossular, diopside, chlorite, and titanite (Figure 4c,d);...mainly include apatite, magnetite, and ilmenite. Grossular and diopside generally occur as cloudy Minerals...anhedral. Blackwalls are dominated by chlorite; grossular, diopside, and magnetite often present in the...Spâspinel; Plâplagioclase; Chlâchlorite; Grsâgrossular; Diâdiopside; and Magâmagnetite. different minerals:...Spâspinel; Plâplagioclase; Chlâchlorite; Grsâgrossular; Diâdiopside; and Magâmagnetite. 3. Geochemistry |  | | Journal (article/letter/editorial) | | to describe an assemblage of dillage-prehnite-grossular garnet in the CR form of veins in the serpentinites...pyroxene rodingite from the Hafafit area is CE grossular-andradite which can be also seen on the mole%...garnet ranges from 85.1% to 88.3% whereas the grossular component greatly exceeds that of andradite (62...figure suggests distinct crypto-zoning in which grossular and spessartine components increases towards the... AN 1987; Schandl and Mittwede, 2001). The grossular-andradite in the pyroxene rodingite M from the |  | | Catalog/List | | AROUND THE WORLD: ANATASE - ITALY: From Solara Vai Nure, Piacenza, Italy. Microcrystalline anatase coating...each CALCITE - GOLDEN: Cairo Montenotte, Savona, Italy: Dogtooth crystal of white calcite with a golden...INCLUDED QUARTZ: Jackpot Hill, Calaveras River, Valley Springs, Calaveras County, California: Really neat...EPIDOTE AND DIOPSIDE: VAL ANTRONA. DOMODOSSOLA, ITALY: Showy specimens of light to medium green epidote... MAGNETITE IN SCHIST: Passo Di Vizze, Bolzano, Italy. 2 to 3+ inch specimens of magnetite octohedrons |  | | Journal (issue) | | Roma 'La Sapienza', P.le A. Moro 5, 00185 Rome, Italy 3. RĂ©sidence Suite 436, Haldenstrasse 4, 6002 Lucerne...Kenya: almandine, apatite, aquamarine, beryl, grossular, kyanite, komerupine, rhodolite, ruby, sapphire...areas are part of the central system of the Rift Valley (Pangani Rift). The rocks are affected by extensive...characteristic â 2.72 Beryl 6 1.74 3.93 Grossular 7 1.72 Colourless Blue Vague lines: 450-500...gravity values, they are classified as almandine, grossular (Bank, 1979; Deer et al, 1982) and rhodolite, |  | | Journal (issue) | | Ghatpara, Dahikbala, Budhido and Burubura in grossular. Orissa, India, are located in the high-grade...silicon, occurrences are interesting to compare. Grossular the chemical analyses also show a distinct is...shows that the hessonite Two kinds of decorative grossular can be distinfrom Ghatpara is characterized by...cracks with two- or three-phase Opaque green grossular variety, which is known inclusions and growth...show strong interference colours under crossed grossular with vesuvianite. The green colour polarizers |  | Laborda-LĂłpez, Casto, LĂłpez-SĂĄnchez-VizcaĂno, Vicente, Marchesi, Claudio, GĂłmez-Pugnaire, MarĂa T., Garrido, Carlos J., Jabaloy-SĂĄnchez, Antonio, PadrĂłn-Navarta, JosĂ© A., Hidas, KĂĄroly (2018) High-P
metamorphism of rodingites during serpentinite dehydration (Cerro del Almirez, Southern Spain): Implications for the redox state in subduction zones. Journal of Metamorphic Geology, 36 (9) 1141-1173 doi:10.1111/jmg.12440 | Journal (article/letter/editorial) | | domain and has three generations of garnet. Grossular-rich Grt-1 formed during rodingitization at the...Atg-serpentinite. These compositions plot along the Grossular-Andradite side in Figure 5 and their pyralspite...features (Table 2; Figure 5). Grt-1 has the highest grossular values and lowest andradite and pyralspite contents...Sps0-1) (Figure 6c). Towards the Chlblackwall, the grossular component in Grt-5 is lower but it increases from...through the reaction: (Grt-1) Ca3Al2 (SiO4)3 (grossular) + 5 Ca[X]Si2O6(diopside) + 4 H2O(fluid) â ([X]5 |
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Bellecombe, ChĂątillon, Aosta Valley, Italy