 | | Journal (article/letter/editorial) | | Mineralization in the Ambohimirahavavy Alkaline Complex, Madagascar Guillaume Estrade,1 Stefano Salvi,1,† Didier...Cenozoic Ambohimirahavavy alkaline complex in Madagascar consists of several syenitic to granitic intrusions...intrusions (24.2 ± 0.6 Ma) the largest of which, the Ampasibitika intrusion, is characterized by the presence...alkaline complex, located in the northwest of Madagascar, has been the subject of a recent publication...40 km south of Nosy Be Island, in northwestern Madagascar (Figs. 1a-b), and is part of a NW-SE–trending |  | Ram, Rahul, Becker, Megan, Brugger, Joël, Etschmann, Barbara, Burcher-Jones, Cody, Howard, Daryl, Kooyman, Patricia J., Petersen, Jochen (2019) Characterisation of a rare earth element- and zirconium-bearing ion-adsorption clay deposit in Madagascar. Chemical Geology, 522. 93-107 doi:10.1016/j.chemgeo.2019.05.011 | Journal (article/letter/editorial) | | element (REE)-bearing ionadsorption clay deposit in Madagascar Rahul Ram, Megan Becker, Joël Brugger, Barbara...(REE)-bearing ion-adsorption clay deposit in Madagascar, Chemical Geology, https://doi.org/10.1016/j...(REE)-bearing ion-adsorption SC RI PT clay deposit in Madagascar Rahul Rama,b,c*, Megan Beckerb,d, Joël Bruggerc*...Ambohimirahavavy igneous complex (Ampasibitika intrusion) in Madagascar hosts a world-class rare-earth element...profiles developing on acid rocks, including in Madagascar. Ce-LIII edge ED XANES spectroscopy shows that |  | | Thesis/Dissertation | | Aux fokonolona des villages d’Ambodimadiro, Ampasibitika, Ambaliha, Befitina, Beraty, Tsarabanja pour... 5 Figure 2 : Les ensembles volcaniques de Madagascar …………………………………. 7 Figure 3 : Situation géologique...Ambohimirahavavy Ab : Albite Aeg: Aegyrine Af : Arfvedsonite Am: Amphibole Ap : Apatite Bet: Betafite Bs...Au Cénozoïque, la couverture sédimentaire de Madagascar est traversée par d’importantes manifestations...affleurements de basalte sont également signalés. A Madagascar le complexe alcalin d’Ampasindava est un exemple |  | | Journal (article/letter/editorial) | | scattered grains of arfvedsonite, sometimes enclosing the clinopyroxene. This arfvedsonite has the following...is true, has described from the Ampasibitika district of Madagascar, andradite-rich syenites with aegirine-hedenbergite...lxvi, 507, 520. LACROK, A., 1922. Mineralogie Madagascar, ii, 585-9. TILLEY, C. E., 1948, Geol. Mag., |  | | Journal (article/letter/editorial) | | conia and samples of granite from the Ampasibitika area of Madagascar contained from 0.50 to 3.71/s zirconia... Rockall, and Madagascar are rich in riebeckite and aegirine, acmite, or arfvedsonite. The zirconia content...content of the Madagascar granites was attributed by Lacroix (1903, p. 236) to the presenceof abundant...Lecnorx, A. (1903): Matdriaux pour la min6ralogiede Madagascar;les rochesalcalines; la province p6trographique |  | | Journal (article/letter/editorial) | | few cases discrete crystals of aegirine and arfvedsonite are present. The aegirine occurs also as oriented... p. 243. No. 3. DOfl\it, Madagascar, LACROIX, A. Mineralogie de Madagascar 3, 1923. p. 328. No. 4. Kjelsasite...umptekite (84% feldspar±cancranite±nepheline; 15 % arfvedsonite aegirine; 1 % sphene ± apatite ore; TR0GER,...120-124) differs from the typical pulaskite in that arfvedsonite Ol' aegirine-augite in many specimens of the...and zircon are absent. Of the mafic minerals arfvedsonite predominates, and pyroxene and biotite are present |  | | Book | | to alterations fourth common fine-grained arfvedsonite-aegyrineuniformity and a marked petrographical...Nepheline Syenite. laccolithic 65 H. Centre Arfvedsonite-soda-granite. 1. G. Government WEALL, of... Probably a hybrid, acidified rock. boss Arfvedsonite-soda-granite, 11. WEALL, Government Laboratories...of alkali-granite poor in arfvedsonite much fresher and arfvedsonite is the The mechanical effect...axis in At both ends of this the needles of arfvedsonite enclosed in the axis often they and not |  | | Journal (issue) | | transparent scapolites from Mozambique a n d Madagascar. It is interesting to compare their results with...one from Madagascar a n d one from an unknown locality. Those from Mozambique a n d Madagascar are described... 6 1-3821 1-3655 8 26 1-1602 11193 10349 Madagascar Bank a n d N u b e r 1970 I d obs* 609 4-422...nepheline a n d some felspar. T h e black mineral is arfvedsonite (1) . T h e first report ( 2 ) of this mountain...socialite (Th. Thomson, 1811) and the amphibole arfvedsonite ( H . J . Brooke, 1823). But the greater part |  | | Book | | also are represented: Brazil, Ecuador, Hawaii, Madagascar, Mexico, Peru; Armoricans, Australian aborigines...fine-grained or glassy groundmass. [Ampasimena, Madagascar) (Lacroix in 1922) ampelite sed. Black carbonaceous...ilmenite-magnetite make up 30%. [Anabohitsy, Madagascar] (Lacroix in 1914) anagenite sed. Conglomerate...titanaugite, labradorite, and others. [ Ankaramy, Madagascar) (Lacroix in 1916) ankaranandite ig., meta.?...olivine (107o), and biotite (87o). [Ankaratra, Madagascar) (Lacroix in 1916) ankaratrite, melilite ig. |  | | Book | | after people Czech Republic Sweden from Latin Madagascar Australia Portugal South Africa 81 77 76 69...glassy matrix. (Lacroix, 1922, p.647; Ampasimena, Madagascar; Tröger 793; Tomkeieff p.22) 54 AMPHIBOLDITE...1914, 3 Glossary of terms p.419; Anabohitsy, Madagascar; Tröger 680; Johannsen v.4, p.464; Tomkeieff...(Lacroix, 1916a, p.182; Ankaramy, Ampasindava, Madagascar; Tröger 408; Johannsen v.3, p.338; Tomkeieff...abandoned. (Giraud, 1964, p.49; Betafo-Ankaranando, Madagascar) ANKARATRITE. A melanocratic variety of olivine |  | | Report (issue) | | Abyssinia. British East Africa. Genuan East Africa. Madagascar (Reunion). Rhodesia. Transvaal. Natal. Cape Colony...Lacroix, A., Materiaux pour la Mineralogie de Madagascar, Nouv. Arch. du Museum, Paris; I, (4), IV,. 1902...(personal communication); represented by a rock from Madagascar (p. 581). II.7.2.3. BAWEANOSE. Name proposed...o. 34 Ampanobe, Boiteau. Sakala ve District, Madagascar. A. Lacroix, C. R.., CLVII, p. 18, 1913. Rhyolite...Mount I vohitsombe, Boiteau. Sakalave District, Madagascar. A. Lacroix, C. R, CLVII, p. 18, 1913. Rhyolite |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Mineralogical Magazine A. LaCroix, Mineralogie de Madagascar, 1922 P. Embry and Fuller Manual of New Mineral...Brazil, and Czech Republic; minor deposits in Madagascar, Turkey, Romania, Germany, Austria, and Sri Lanka...Llallagua, Biggenden mine, Q, Australia; Fefena, Madagascar; P&J:92, R:710, other localities in Bolivia....near Oberon, NSW, Australia; Amparindravato, Madagascar. BM DI:445, R:778, P&J:131, ABI:110. 3.5.9.2...sapphires some and rubies Battambang, Cambodia. In Madagascar, equant of Antsirabé; are abundant in decomposed |  | | Journal (volume) | | ’Evisa Cevadaes Ampasibitica Corsica Portugal Madagascar Sinai, ostL arabische W iiste 9 10 11 12...1. 2. 8. 4. A. L a c r o ix . Mineralogie de Madagascar, Paris, 1922, 1,. 640. E. S. D ana. The System...Ausloschungswinkel Cnp zwischen 1° und 7 °. A ls Arfvedsonite bezeichnet man die Hornblenden mit mebr als... пересекающего метаморфизованные кварциты в Ampasibitika и в нефелиновых сиенитах с эгирином около Nosy...loc. cit. 3 A. L a c r o ix . Mineralogie de Madagascar, Paris, 1922, 1, 643. 3 A. L a c r o ix . Mineralogie |
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