 | Hatert, Frédéric, Pasero, Marco, Perchiazzi, Natale, Theye, Thomas (2007) Pumpellyite-(Al), a new mineral from Bertrix, Belgian Ardennes. European Journal of Mineralogy, 19 (2) 247-253 doi:10.1127/0935-1221/2007/0019-1720 | Journal (article/letter/editorial) | | 247–253 Pumpellyite-(Al), a new mineral from Bertrix, Belgian Ardennes FRÉDÉRIC HATERT1,*, MARCO PASERO2...Bâtiment B18, Université de Liège, 4000 Liège, Belgium * Corresponding author, e-mail: fhatert@ulg.ac...newly approved mineral species from Bertrix, Ardennes mountains, Belgium. It occurs as radiating fibrous...infrared spectrum, Bertrix, Belgium. Introduction In the metamorphic area of Libramont-Bertrix, Belgian Ardennes...of three new occurrences of this mineral around Bertrix initiated a detailed mineralogical study of laumontite |  | | Journal (article/letter/editorial) | | University of Liège, Bâtiment B-18, B–4000 Liège, Belgium Ernst A.J. BURKE Chairman, Commission on New Minerals...Na1+ + Si4+ ↔ Ca2+ + Al3+ leads to the end members albite, Na(AlSi3O8), and anorthite, Ca(Al2Si2O8), in the...simple case is given by the plagioclase feldspars. Albite, NaAlSi3O8, is related to anorthite, CaAlSi2O8...composition (Na0.6Ca0.4)Al1.4Si2.6O8, which is clearly albite. A second, homovalent substitution Na1+ → K1+ may...and this sample is thus simply a Ca- and K-rich albite. More complex examples of minerals for which this |  | | Journal (article/letter/editorial) | | some calcareous schists and showed that calcite albite muscovite clinozoisite (= epidote) is the predominant...Al2O3 tetrahedron. In the chlorite zone, calcite albite muscovite lawsonite might be also a characteristic...follows, garnet zone, 0.7 0.8 GPa, 440 ± 15 °C; albite biotite zone, 0.8 0.9 GPa, 520 ± 25 °C; oligoclase...Sanbagawa belt is divided into the chlorite, garnet, albite biotite and oligoclase biotite zones on the basis...constituents of the Sanbagawa pelitic schist are quartz, albite and phengite, the sum of whose modal abundances |  | Maresch, Walter V., Grevel, Christiane, Stanek, Klaus Peter, Schertl, Hans-Peter, Carpenter, Michael A. (2012) Multiple growth mechanisms of jadeite in Cuban metabasite. European Journal of Mineralogy, 24 (2) 217-235 doi:10.1127/0935-1221/2012/0024-2179 | Journal (article/letter/editorial) | | development of actinolite, chlorite, epidote and albite is observed. Quartz is present. Less recrystallized...jadeitite with minor clinozoisite, lawsonite and albite. Some samples contain relics of magmatic clinopyroxene...epidote, albite and titanite, quartz, white mica, rutile. Characteristic porphyroblasts of albite can...updated compilation of Fettes & Desmons (2007): Ab ¼ albite, Act ¼ actinolite, Amp ¼ amphibole, An ¼ anorthite...from the breakdown of magmatic pyroxene. Minor albite appears to be a late secondary product. Titanite |  | | Journal (article/letter/editorial) | | tephroite (MnKa, LIF), synthetic spinel (MgKa, TAP), albite (NaKa, TAP), orthoclase (KKa, PET), tennantite...T. (2007): Pumpellyite(Al), a new mineral from Bertrix, Belgian Ardennes. Eur. J. Mineral., 19, 247–253 |  | TOPUZ, G., OKAY, A. I., ALTHERR, R., SATIR, M., SCHWARZ, W. H. (2008) Late Cretaceous blueschist facies metamorphism in southern Thrace (Turkey) and its geodynamic implications. Journal of Metamorphic Geology, 26 (9) 895-913 doi:10.1111/j.1525-1314.2008.00792.x | Journal (article/letter/editorial) | | aggregates of pumpellyite + lawsonite + phengite + albite or epidote ± sodic pyroxene and ± quartz (Fig....fine to patchy or spongy grains intergrown with albite and phengite (Fig. 5d,f). Titanite contains patchy...(50 lm) in contact with pumpellyite, phengite and albite (Fig. 5e). Blueschists are generally fine-grained...± sodic pyroxene + quartz + phengite + titanite+albite ± chlorite (Table 1). These mineral assemblages...pseudomorphs consisting of lawsonite + quartz ± albite ± chlorite after former plagioclase phenocrysts |  | | Journal (issue) | | North Carolina, U.S.A. Associated minerals are albite, analcime, eosphorite, siderite/rhodochrosite,...Fleche," near Bertix village, Ardennes Mountains, Belgium has been described. Occurrences of Al-rich pumpellyite...Theye (2007) Pumpellyite(AI), a new mineral from Bertrix, Belgian Ardennes. Eur. J. Mineral., 19, 247-253 |  | | Book | | from the massive aggregate of potassic feldspar, albite, and quartz. Investigated by I.V. Pekov. The empirical...Rosette-shaped aggregates from the association with albite, chlorite, siderite, ancylite(Ce), pyrite, and...crystals from the association with microcline, albite, calcite, nenadkevichite, hilairite, catapleiite...silicocarbonatite sill. The associated minerals are albite, quartz, strontiodresserite, calcite, dawsonite...the association with microlite, manganocolumbite, albite, quartz, muscovite, etc. The empirical formula |
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Les Rochettes quarries, Bertrix, Luxembourg, Wallonia, Belgium