| | Journal (article/letter/editorial) | red-colored and contain diaspore and/or boehmite, and goethite and/or hematite. However, changes in the mineralogical...composition of bauxite deposits in Greece, Hungary, Croatia, Turkey (DogĀ¢ankuzu and Mortas, Taurides) and elsewhere...with lesser amounts of gibbsite (Al2O3. 3H2O), goethite or/and hematite, anatase and rutile. Kaolinite...cryptocrystalline, euhedralāsubhedral diaspore associated with goethite is commonly present in veins crosscutting the...surrounded by a cortex of alternating diaspore and goethite associated with chamosite (Fig. 3). The Fe content | | | Journal (article/letter/editorial) | the Minjera described from only some areas, such as the Taurides region in Turkey [1]; the Minjera deposit...deposit, Croatia; Croatia; and the gray part of the ParnassosāGhiona bauxite deposit in Greece [3]. The...bƶhmiteācalciteākaoliniteāhematite bƶhmiteākaoliniteāhematiteāgoethite Al2O3 (wt %) 38ā71 18ā63 34ā64 12ā56 17ā45 SiO2...bƶhmiteācalciteākaoliniteāhematite bƶhmiteākaoliniteāhematiteāgoethite 38ā71 18ā63 34ā64 12ā56 17ā45 5ā35 6ā14 4ā8...Economou-Eliopoulos, M. Framboidal pyrite and bacterio-morphic goethite at transitional zones between-Fe-Ni-laterite and | | | Journal (issue) | TAGLIATE, RIODIJANEIRO. BURATTATI. Via Lungo Bisagno Istria, 25/R - 16141 GENOVA Tel. (010) 8398350 - Fax (010)...nella miniera Lucky Knoch a Tonasket. Okanogan County nello stato di Washington (USA). Al nuovo minerale...gearksutite, mioyulite, nuellite ed antimonite. Goethite E' sLata notata in piccole concrezioni sferiche...che ospita minyulite, fluellite, zolfo, gesso e goethite. Le dimensioni dei cristalli non superano i 3-4...ricoperta dalle copiose discariche dell'attigua minjera antimonifera di Pereta. Comunque ai margini dell'area |
|