 | | Book (volume) | | L«1dBn Nftdvrland k \ I I MINÉRALOGIE DE LA FRANCK MAf:O.X, PrtOTAT FRERES, IMPRIMEURS M-...l’Institut Muséum d’histoire naturelle DE LA FRANCE ET SES COLONIES DK description physique et...MAISON A LIÈGE, C'® SAIIN'I’S-PÈRES, liUE U) UE LA RÉGENCE, 21 1913 Tous ^ droits réservés BIBLIOTHEEK...1 7 ü - ’D-'ir .II. Lei.&n MliMilMIJJUll! LA 1)1! SUPPLEMENT DEUXIÈME Le nombre des espèces...les récemment de que des minéraux roches de Ma(la;/ascar. noms de lieux J’ai été déjà cités dans |  | | Book (volume) | | Muséum d’histoire naturelle MINERALOGIE DE LA FRANCE ET DE SES COLONIES DESCRIPTION PHYSIQUE ET CHIMIQUE...RUE DES SAINTS-PÈRES, MAISON A LIÈGE, 15 RUE DE LA RÉGENCE, 21 1910 Toùs droits réservés BIBLIOTH...RUISHUSEÜS Woogl. ïû K:* E0LC-’ il Sr:U!f.Lft!E -ht 17 — La. «en • TABLE DES MATIERES 243 138 234 253 Aluminite...29 317 352 73 243 5 282 267 MINÉRALOGIE DE LA FRANCE -MACON PR O T AT FRERES, IMPRIMEURS I M-...l'Institut Muséum d’histoire naturelle MINÉRALOGIE DE LA FRANGE DE SES COLONIES ^ PRÈVOl Ateliers RBLIUBE |  | | Journal (volume) | | - RÈGLEMENT Le Bulletin du Muséum est réservé à la publication des travaux faits dans les Laboratoires...à occuper la place minima. Les clichés des figures accompagnant les communications sont à la charge des...en même temps que le manuscrit, avant la séance ; faute de quoi la publication sera renvoyée au Bulletin...remanie¬ ments ou par l’état des manuscrits seront à la charge des auteurs. Il ne sera envoyé qu’une seule...seule épreuve aux auteùrs, qui sont priés de la retourner dans les quatre jours. Passé ce délai, l’article |  | | Book (volume) | | minéralogie au d’histoire naturelle MINERALOGIE DE LA FRANCE ET DE SES COLONIES DESCRIPTION PHYSIQUE ET CHIMIQUE...POLYTBCHMQUE, BAL'ORY ht 15, MAtSON A LIÈGE, 21, RUE DE LA 1893-95 Toué droits réservés bibliotheek iëk...•• 1 ! 1 J îî y. .r •L i INTRODUCTION La lecture des ti’aités de minéralogie les plus récents...collections publiques tendent à faire considérer la France comme fort pauvre en minéraux. Le fait paraît...volcaniques modernes. 11 n’est pas nécessaire Pyrénées, la Bretagne, le cependant d’étudier bien à fond |  | | Journal (article/letter/editorial) | | discussion was appropriately on silicate rocks, they brie¯y discussed carbonatites. The presence of wollastonite...abbreviations: ab albite; ak aÊkermanite; an anorthite; badd baddeleyite; cc calcite; cen clinoenstatite;...SiO4 larnite NaAlSi3 O8 albite *CaAl2 Si2 O8 anorthite KMg3 AlSi3 O10 F2 fluorphlogopite liq ...are also present in most assemblages). 1 Upper quarry, Orberg, Kaiserstuhl, Germany. 2 Lava from Kalyango...Kalyango vent, Fort Portal, Uganda. 3 Kimzey quarry, Magnet Cove, Arkansas; St Lawrence Pit, Oka, Quebec |  | | Journal (article/letter/editorial) | | Technologies de Lille, 59655 Villeneuve d’Ascq-Cedex, France 2 Department of Earth Sciences, University of Cambridge...with 2.76 for its anhydrous chemical equivalent, anorthite), with a wide P-T stability eld (at least 9008C...Present address: Centro di Studio per la Cristallochimica e la Cristallografia, via Ferrata 1, 27100...point of view. Their main results can be summarized brie y as follows. The simplest SGB structure is the |  | Richet, Pascal, Whittington, Alan, Holtz, François, Behrens, Harald, Ohlhorst, Susanne, Wilke, Max (2000) Water and the density of silicate glasses. Contributions to Mineralogy and Petrology, 138 (4) 337-347 doi:10.1007/s004100050567 | Journal (article/letter/editorial) | | CNRS 7046, 4 place Jussieu, 75252 Paris ceÂdex 05, France e-mail: richet@ipgp.jussieu.fr; Fax: +33-1-44272487...compaction eects as a background, we can now comment brie¯y on the special case of hydrous Fig. 5 Volume...data for hydrous liquids, we take dry albite and anorthite compositions as representative examples to estimate...Richet P (1993) Elastic properties of diopside, anorthite and grossular glasses and liquids: a Brillouin...dependence of liquid volumes in the system albite±anorthite± diopside. Contrib Mineral Petrol 111: 61±73 Kohn |  | | Journal (article/letter/editorial) | | CaF2. Mixtures containing carbonate were roasted brie¯y (30 s) at 900 °C to drive o CO2. For hydroxyl-bearing...(necessary to prevent capsule rupture), roasted brie¯y at 900 °C to drive o CO2, and sealed with 20...mixture was loaded into Ag50Pd50 capsules and roasted brie¯y to 600 °C just prior to sealing to ensure that...tremolitic amphibole coexisting with zoisite, quartz, anorthite, diopside, and water in the system H2O±CaO±MgO± |  | | Journal (article/letter/editorial) | | primary phases calcic plagioclase (bytownite or anorthite), Al-rich diopside, and Al-rich spinel, frequently...Quinyambie 6076-5-23 ) are given in Russell et al. [2]. Brie£y, Chainpur 14-1 is a porphyritic olivine-spinel...intergrown aluminous diopside and slender blades of anorthite (up to V100 Wm in length). Fig. 4. BSE image...Al-rich diopside and anorthite. Thin lamellae of secondary nepheline crosscut the anorthite laths. EPSL 5662...from unequilibrated ordinary chondrites. 6 The anorthite is partly replaced by narrow crosscutting lamellae |  | | Journal (article/letter/editorial) | | for the Southern Steep Belt of Central Alps are brie¯y addressed at the end; they will be examined more...plagioclase as well as an obvious textural change. Anorthite grains of the inner shell Copyright # 2000 John...include greenish spinel, corundum and occasional anorthite. The spinel phase is hercynitic ( Fe0.79Mg0.135Zn0...also show that corundum usually contains tiny anorthite inclusions, while textures indicate that spinel...irreversible formation of a second feldspar shell (pure anorthite). Consistent with the observed phases of the inner |  | | Journal (article/letter/editorial) | | Lawsonite is chemically identical to CaAl2Si2O8-anorthite with the addition of two water molecules, but...contrast to the tetrahedral coordination of Al in anorthite. Phase equilibria experiments have produced modest...produced by each of the O-H bonds in the H2O molecule. Brie¯y, the infrared spectrum of lawsonite between 500 |  | | Journal (article/letter/editorial) | | and hydrothermal solutions is a funtion of the anorthite (An) content of the plagioclase, indicating that...both elements are more compatible in albite than anorthite. In terms of molar distribution coefficients (...The greater elasticity of albite relative to anorthite accounts for the observed preference of Sr and...with plagioclases across the entire albite (Ab)-anorthite (An) join. In dilute aqueous solutions, activity...the plagioclase, increasing from 0.45 at pure anorthite to 22-3 1 at pure albite. The observed variation |  | | Journal (article/letter/editorial) | | order parameter Qod . The ®rst section of this paper brie¯y introduces to phenomenological theories commonly...Mechanisms and kinetics of Al-Si ordering in anorthite: I. Incommensurate structure and domain coarsening...Mechanisms and kinetics of Al-Si ordering in anorthite: II. Energetics and a Ginzburg-Landau rate law...implications for the I1 $ C1 phase transition in anorthite. Phys Chem Minerals 26(4):354± 366 Marais S, Salje...equations: time evolution of Al,Si ordering in anorthite CaAl2 Si2 O8 . J Phys Condens Matter 5:2961±2968 |  | | Journal (article/letter/editorial) | | between plagioclase and aqueous solutions on the anorthite content of the feldspar. Since the solutions they...to the bulk elastic properties of end-member anorthite and albite. In order to develop a predictive model...plagioclase-melt partitioning as a function of mole fraction anorthite XAn in the crystal. Note that Sr is more compatible...compatible in albite RT ln DSr > 0 than in anorthite RT ln DSr < 0. Note also that the isothermal 750...approximates that of the bulk Ca-end-member crystal, anorthite or diopside. It is clear, therefore, that homovalent |  | | Report (issue) | | National Institutes and companies in Japan and from France. The International Workshop on the Nojima Fault...Fujimoto, T. Ohtani, H. Tanaka, T. Higuchi, S. Agar, A. Brie and H. Yamamoto, Structure and Physical Properties...to Rock Engineering, August 24th, 1999, Paris, France, 48-53, 1999. Kiguchi, T., H. Ito, Y. Kuwahara...International Symposium -FRACTURE IMAGING-, 365368, 1998. Brie, A., T. Endo, H. Ito, and M. Badri, Evaluation of...Fujimoto, T. Ohtani, H. Tanaka, T. Higuchi, S. Agar, A. Brie and H. Yamamoto, Structure and Physical Properties |  | | Journal (article/letter/editorial) | | Go«teborg, Sweden b Scripps Institution of Oceanography, La Jolla, CA 92093-0220, USA Received 29 August 2001;...crust sampled in Holes 923A and 921E. Therefore we brie£y summarize the basis for this interpretation and...open circles. (B) The variation in the average anorthite content of plagioclase (An, open symbols) and |  | | Journal (article/letter/editorial) | | storage system for the rhyodacitic magma. We ®rst brie¯y review petrologic investigations of the Minoan...the Minoan deposit, at a site exposed in Thira quarry (Bond and Sparks 1976). Several homogeneous rhyodacitic...the IMS-3f ion microprobe (Cameca, France) at CRPS, Nancy, France. Sample preparation and analytical...0.00 0.03 0.04 Plg plagioclase with average anorthite composition around the inclusion in parentheses...their glasses. Dotted lines are isopleths of anorthite content of plagioclase phase relationships, as |  | | Journal (article/letter/editorial) | | Arizona. The disc was thermally stressed by heating brie¯y in a vertical furnace to 600 °C for approximately...aliquots of the sintered gel starting mix were fused brie¯y on a Pt resistance heater to produce glass samples...100.02 b Element Target Aliquot 1 Rb Sr Y Zr Ba La Ce Nd Sm Eu Yb Lu Hf 53 257 50 107 ± 8.0 20.0 15...Ca-Tschermaks) lie close to the projection point of albite+anorthite (Ab+An). In the projection from Ab+An onto the...heavy REE are exceptionally good. The results for Ba, La, Ce, Nd and Sr, however, are signi®cantly dierent |  | | Journal (article/letter/editorial) | | Panorama VMS district by Brauhart et al. (1998) is brie¯y summarized here. The Panorama VMS district encompasses...in detail by Brauhart et al. (1998) and are only brie¯y reviewed here. Four major alteration facies are...isotope fractionation in the system quartz±albite±anorthite±water. Geochim Cosmochim Acta 43: 1131±1140 Nehlig |  | | Journal (article/letter/editorial) | | Zn Sn Cs W Hf Ta Th U Pb Co Ga Au Ni La Ce Nd Sm Eu Tb Yb Lu 375 180 1050...plot (cf. Barker, 1979) albite ± orthoclase ± anorthite, the rocks plot in the granite ®eld (Fig. 4)....sources of uncertainty in the results are discussed brie¯y below: 1) The parent liquid had a composition...zoning and there is no systematic variation in anorthite content. Two different generations of muscovite...example from the Variscan batholith of Corsica, France, studied by trace element and Nd-Sr-O-isotopic |  | | Journal (article/letter/editorial) | | assemblage muscovite-dolomitequartz-phlogopite-anorthite-calcite which are related by the decarbonation...muscovite 3 dolomite 2 quartz phlogopite anorthite 2 calcite 9 CO2 1 Figure 1a shows a possible...metal bearing minerals. The second method involved brie¯y analysing (15 s livetime) 1000 points in a grid...None None CaAl = NaSi Dolomite Quartz Calcite Anorthite Albite Dolomite Ferro-dolomite Siderite Magnesite...plagioclase compositions are almost pure albite; anorthite content increases up to 80% at the highest grades |  | | Journal (article/letter/editorial) | | Altenberger et al., 1994), their petrography is only brie¯y summarised below. Microscopically, the kinzigite...presented by minute plagioclase inclusions with high anorthite contents of An 85±70 in the core of complex-zoned...Modellregion. Geotekt Forsch 80: 152 pp Lorenz V, Nicholls LA (1984) Plate and intraplate processes of Hercynian |  | | Journal (article/letter/editorial) | | adhere to the sample surfaces. They were rinsed brie¯y (5±10 min) in dilute HCl ( 4N) and ultrasonically...contribute to this stronger dependence. The REEs from La to Gd all have ionic radii (8-fold coordination,...strontium diusion in K-feldspar, Na-K feldspar and anorthite using Rutherford backscattering spectroscopy. |  | Chatterjee, Niranjan D., Krüger, Ralf, Haller, Gerd, Olbricht, Walter (1998) The Bayesian approach to an internally consistent thermodynamic database: theory, database, and generation of phase diagrams. Contributions to Mineralogy and Petrology, 133 (1) 149-168 doi:10.1007/s004100050444 | Journal (article/letter/editorial) | | approach, and the computational methods involved, are brie¯y outlined. (For the bene®t of readers unfamiliar...data, to be processed simultaneously, have been brie¯y documented in the Appendix. A few comments on...et al. 1985), calcite (Redfern et al. 1989), anorthite (Carpenter 1992), K-feldspar (Carpenter and Salje...*Albite Almandine Andalusite Andradite Annite Anorthite Anthophyllite Antigorite Aragonite Behoite Beryl...Equilibrium thermodynamics of Al/Si ordering in anorthite. Phys Chem Miner 19: 1±24 Carpenter MA, Salje |  | Sak, Peter B., Fisher, Donald M., Gardner, Thomas W., Murphy, Katherine, Brantley, Susan L. (2004) Rates of weathering rind formation on Costa Rican basalt 1 1Associate editor: E. H. Oelkers. Geochimica et Cosmochimica Acta, 68 (7) 1453-1472 doi:10.1016/j.gca.2003.09.007 | Journal (article/letter/editorial) | | of differential rates of mineral weathering (anorthite ⬎ albite ⬇ hypersthene ⬎ orthoclase Ⰷ apatite)...in the mean core composition of sample 6, 37% anorthite, 21% albite, 20% hypersthene, 10% diopside, ⬍...and Al are assigned to anorthite. Ca is allocated to apatite before anorthite because apatite is the...core–rind boundary, we observe an abrupt decrease in anorthite and a systematic decrease in the weight percent...the rind compared to the unweathered core, is anorthite ⬎ albite ⬇ hypersthene ⬎ orthoclase Ⰷ apatite |
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