 | | Journal (article/letter/editorial) | | and in deepsea trenches. Terrige nous illite, biotite, muscovite, kaolinite, chlorite, and smectite make...trench. Garnet, hornblende (common and alkaline), biotite, muscovite, chloritoid, sphene, ash particles,... 90.0 Heavy subfraction Common hornblende Biotite Epidote group Muscovite Garnets Sphene Kyanite...pelite fractions in sediments (Sval’nov, 1983; Kolla and Biscaye, 1973) from the eastern Indian Ocean...physical weathering of rocks (Siddiquie, 1967; Kolla and Biscaye, 1973). The sedimentary material is |  | | Report (chapter) | | importance of Himalayan erosion to fan sedimentation (Kolla & Biscaye 1973; Ingersoll & Suczek 1979; Bouquillon...however, been invoked by Goldberg & Griffin (1970), Kolla & Biscaye (1973) and Bouquillon et al. (1989) to...southern India and Sri Lanka (Goldberg & Griffin 1970; Kolla & Biscaye 1973). Investigation of Neogene sedimentation...characterized by the occurrence of mica (muscovite, biotite), chlorite, amphibole, sodic plagioclase and potassium...a', MgO and K20 in sheet silicates (chlorite, biotite, muscovite) and the separation of SiO 2 (quartz) |  | | Book | | Ferromagnesian minerals Olivine Pyroxene Amphibole Biotite MOST STABLE Plagioclase feldspars Bytownite Labradorite...distinctive colour are glauconite ( vivid green) , biotite mica (brown or green) and translucent iron oxides...pseudomorphed. Aragonite, feldspar , o livine, biotite and palagonite are all unstable in sedimentary...are hypersthene , aegirine and aegirine-augite. Biotite mica is pleochroic but this will rarely be observed...observed in smear slides as basal sections of biotite are dark coloured and show little, if any, pleochroism |  | | Journal (article/letter/editorial) | | minerals monocrystalline quartz, orthoclase and biotite and an abundance of metamorphic clasts like micaceous...cf. Reading and Richards (1994); Posamentier and Kolla (2003). Stacked sheet-like sandstone beds represent...of South Africa, 72, 1-72. Posamentier, H.W. and Kolla, V., 2003. Seismic geomorphology and stratigraphy |  | | Book | | Muscovite, paragonite, illite, glauconite Phlogopite, biotite, lepidolite, (illite) Margarite Clintonite Donbassite...Nickeliferous vermiculite Batavite (Mg) ~ Ledikite } Mg Biotite F Illite e Lepidolite K Phlogite (Mg) I , I...~o Ti o.11 ) (Si2.ssAl1.12)010(OH)1.49F 0.51 . Biotite (Ko.78 Na o.16 Ba o.02) (Mh6SFe~.~ 1FeÖ.~ 9Tio...19Mno.0 1) (Si2.S6Al1.14)01l.12(OH)0.71 F 0.17 . Biotite, a very common mineral, and phlogopite, mainly...hydrolysis: peridots - pyroxenes - amphiboles - biotite} K fi ld . tz e spars-muscovIte-quar . Ca feldspars |  | Yu, Miao, Shi, Xuefa, Huang, Mu, Liu, Jihua, Yan, Quanshu, Yang, Gang, Li, Chuanshun, Yang, Baojv, Zhou, Tiancheng, Bi, Dongjie, Wang, Hongmin, Bai, Yazhi (2021) The transfer of rare earth elements during early diagenesis in REY-rich sediments: An example from the Central Indian Ocean Basin. Ore Geology Reviews, 136. 104269pp. doi:10.1016/j.oregeorev.2021.104269 | Journal (article/letter/editorial) | | with minor amounts of heavy minerals (such as biotite and amphibole). The clay minerals in the sediment...and the presence of the oxygen-rich AABW (Fig. 1; Kolla et al., 1976; Seibold and Berger, 2013) in this...experimental approach. Chem. Geol. 95 (3-4), 251–263. Kolla, V., Sullivan, L., Streeter, S.S., Langseth, M.G |  | | Journal (article/letter/editorial) | | XRD analysis reveals quartz, chlorite, calcite, biotite and feldspar as major and gypsum, mixed clay (chlorite...trellis-like grains formed by progressive oxidation of biotite are best explained as products of ancient weathering...prompted us to support its highstand origin (cf. Kolla et al., 2000). The shift in the bedform geometry...Spec. Publ. Inter. Assoc. Sedim. 5, pp. 27–37. Kolla, V., Biondi, P., Long, B., Fillon, R., 2000. Sequence |  | | Journal (article/letter/editorial) | | Mayall et al., 2010; Paull et al., 2011, 2013; Kolla et al., 2012; Maier et al., 2012; Gamberi et al...thick massive sands. Sedimentology 42, 607–616. Kolla, V., Bandyopadhyay, A., Gupta, P., Mukherjee, B...formation submarine fan, Northeast Finnmark, Northern Norway. Sedimentary Geology 33, 79–110. Pickering, K....preserved dune-scale cross bedding Moderately sorted, biotite rich, common presence of mudstoneclasts, soft sediment |  | | Report (chapter) | | cycles). Mozambique Basin, Southwest Indian Ocean. (Kolla et al. 1980) Setting: Abyssal plain, water depth...quartz, feldspar, glass, pyrite, inorganic calcite, biotite; organic carbon 0.02-7.45; CaCO3 1-74% (generally...Ocean Drilling Program, College Station, TX, 43-58. KOLLA,V., EITrREIM, S., SULLIVAN,L., KOSTECKI,J. A. & |  | | Journal (article/letter/editorial) | | for example, simultaneous crystallization of biotite and anhydrite in the El Teniente and Pebble Copper...Pilcher et al., 2011), and west African basins (Kolla et al., 2001). 2.1. Norilsk ore region (Russia)...different cements (i.e., igneous, potassium feldspar, biotite, anhydrite, and tourmaline). The documented association...association of simultaneously formed biotite and anhydrite (Vry et al., 2010) is highly unusual, and even...changes in the following sequence: tourmaline biotite–anhydrite–sulfides K-feldspar. Upon completion |  | | Report (chapter) | | in the world, totalling c. 5 X lo6 krn3 (Naini & Kolla 1982). Sediment in the Indus system is preferentially...granite are c. 65 Ma (Weinberg & Dunlap 2000), biotite and hornblende ArIAr ages (cooling below 300 "C...X., FOURNIER,M. & JOLIVET,L. 1992. NAINI,B.R. & KOLLA,V. 1982. Acoustic character and Kinematics, topography |  | | Book | | important enough to modify the name, for example, biotite granite, hornblende syenite, bituminous limestone...nelsonite (Nelson County, Virginia), nevadite, norite (Norway), pacificite, tinguaite (Tingua Mountains, Brazil)...clinopyroxene by International (augite). [Norge (Norway), original locality) Union of Geological Sciences...achnahaite ig. pluton. Seldom used term for a biotite eucrite, esp. from Achnaha, Scotland. [Achnaha]...including: olivine-hornblende biotite rock (scyelite), hornblende-biotite-pyroxene rock, orthoclase sodie-plagioclase |  | | Journal (article/letter/editorial) | | evidenced by the common occurrences of cordierite, biotite F muscovite, and in some cases sillimanite, andalusite...granitoids classified by Barbarin [65,66], namely the biotite-rich, cordierite-bearing peraluminous granitoids...bAndino-typeQ compressional tectonism, namely the Kolla orogenic phase [53,61,78]. Considering that these |  | Rodrigo-Gámiz, M., Martínez-Ruiz, F., Chiaradia, M., Jiménez-Espejo, F.J., Ariztegui, D. (2015) Radiogenic isotopes for deciphering terrigenous input provenance in the western Mediterranean. Chemical Geology, 410. 237-250 doi:10.1016/j.chemgeo.2015.06.004 | Journal (article/letter/editorial) | | conditions over adjacent continental regions (e.g., Kolla et al., 1979; Jeandel et al., 2007). In the case...grantic soil chronosequence: the importance of biotite weathering. Geochim. Cosmochim. Act 61, 3193–3204...granites. Contrib. Mineral. Petrol. 92, 331–340. Kolla, V., Biscaye, P.E., Hanley, A.F., 1979. Distribution |  | | Journal (article/letter/editorial) | | element sets in Fig. 10 were normalized using the biotite-cordierite-sillimanite gneiss of the Moldanubian...region by the ubiquitous cordierite-sillimanite-biotite gneisses (Fig. 10a). The stellate-circular pattern...of this, the ubiquitous cordierite-sillimanite-biotite gneisses shown in Fig. 13 and which act as host... Australia, Varuträsk ,Sweden or Iveland, 23 Norway (Goad, 1990; Partington et al., 1995; Selway et...rocks into chronological order cooling ages of biotite, muscovite and U/Pb data of columbite as well as |  | | Journal (article/letter/editorial) | | same primary mineral assemblage: plagioclase, biotite, alkali feldspar, and quartz in order of decreasing...microphenocrysts of plagioclase, alkali feldspar, biotite and quartz indicate that the original composition...crystalline tuffs containing sanidine, quartz, biotite and clinopyroxene phenocrysts and sanidine-cristobalite...Programs 24:6. Besse D, Desprairies A, Jehannot C, Kolla Y. 1981. Les parageneses de smectites et de zeolites |  | | Journal (article/letter/editorial) | | The upper part of the Kangding Group consists of biotite-amphibole gran- ulite, migmatitic gneiss with...amphibolite, hornblendeplagioclase gneiss, biotite granulite, biotite schist, and actinolite schist. Locally...sediments are 1 km thick on average (Naini and Kolla, 1982; Émmel and Curray, 1 9 8 5 ; Droz and B e |  | Teutsong, Tessontsap, Bontognali, Tomaso R.R., Ndjigui, Paul-Désiré, Vrijmoed, Johannes C., Teagle, Damon, Cooper, Matthew, Vance, Derek (2017) Petrography and geochemistry of the Mesoarchean Bikoula banded iron formation in the Ntem complex (Congo craton), Southern Cameroon: Implications for its origin. Ore Geology Reviews, 80. 267-288 doi:10.1016/j.oregeorev.2016.07.003 | Journal (article/letter/editorial) | | and chalcopyrite), oligoclase, ferro-pargasite, biotite and ilmenite occur as minor phases. The presence...with smaller amounts of plagioclase, amphibole, biotite, ilmenite and sulfides. 4.1.1. Quartz Quartz occurs...Fe-rich biotite (Fig. 6e), and often contains inclusions of magnetite and plagioclase. Biotite occurs...6 mm in IP length. Some biotite grains are altered to iron-rich biotite (Figs. 6e–f). Ilmenite and...(2-3%), clinopyroxene (1-3%), magnetite (12%), biotite (1%) and apatite (1%). Accessory phases include |  | | Journal (article/letter/editorial) | | dispersal of fine particles to the oceanic sediments (Kolla et al., 1981). A study of the clay mineral compositions...the AC compositions of residual phases e.g., biotite, with high Sm/Nd and high Nd(0) ratio than feldspars...55–69. https://doi.org/10.1016/S00253227(03)00240-8 Kolla, V., Ray, P.K., Kostecki, J.A., 1981. Surficial |  | Pratt, Walden P., Odland, S.K., Hubert, A.E., Siems, D.F., Viets, J.G. (1980) Spectrographic and chemical analyses of exposed Precambrian rocks, Rolla 1 degree x 2 degrees Quadrangle, Missouri. Open-File Report Vol. 1980 (80-25) US Geological Survey doi:10.3133/ofr8025 | Report (issue) | | geologic map. Granitic Rocks Ygh High-silica biotite granite, Butler Hill type (Butler Hill Granite...of Hayes, 1961) Ygg Granophyric high-silica biotite granite, Breadtray type (Breadtray Granite of Hayes...chemical analyses of Precambrian rock samples, Kolla 1* X 2* quadrangle, Missouri—continued . <20 <20 |  | | Book | | rock and are often the rock-forn1ing silicates biotite and ''Earth fills her lap with carried even farther...pink bits of feldspar, and black flecks of mica biotite. MINERALS TEXTURE Sometimes the minerals that...Renowned twisted-wire silver specimens from Kongsberg, Norway, can measure as much as a foot long and as thick...gold is confused with pyrite, chakopyrite, or biotite (especially if partially weathered and wet). But...harder, chalcopyrite is soft and brittle, and biotite is flaky. Gold is silvery white when alloyed with |  | Yu, Changxun, Virtasalo, Joonas J., Österholm, Peter, Burton, Edward D., Peltola, Pasi, Ojala, Antti E.K., Hogmalm, Johan K., Åström, Mats E. (2016) Manganese accumulation and solid-phase speciation in a 3.5 m thick mud sequence from the estuary of an acidic and Mn-rich creek, northern Baltic Sea. Chemical Geology, 437. 56-66 doi:10.1016/j.chemgeo.2016.05.016 | Journal (article/letter/editorial) | | poorly-crystalline Fe-oxidesc and some sheet silicates (e.g., biotite)d, and MnS. In this study, we find that also rhodochrosite... A., Ghabbour, E.A., Radwan, A., Jansen, S.A., Kolla, S., Paciolla, M.D., Sein, L.T., Buermann, W., Balasubramanian |  | | Report (issue) | | metamorphosed to the greenschist facies, are within the biotite to garnet zone everywhere except in Glacier National...plagioclase (mostly albite), sericite (2M illite), biotite, and chlorite. The quartzites are graywackes. The...which is the time of formation of metamorphic biotite near the top of the Prichard. A sill within the...metamorphosed to the greenschist facies, is within the biotite or garnet zone everywhere except in Glacier National...Formation there have been converted to mica schist, biotite-quartzplagioclase gneiss, and quartzite. These |  | | Report (volume) | | complexes exhibit a typical seismic facies pattern (Kolla & Coumes 1987, 1990; Droz & Bellaiche 1991; Flood...the ridge is supported by profiles published by Kolla & REGIONAL UNCONFORMITIES IN NORTHERN ARABIAN...the Himalayan Orogen. Science, 258, 1466-1470. KOLLA, U. & COUMES, F. 1987. Morphology, internal structure...sedimentation of Indus Fan. AAPG Bulletin, 71, 650-677. KOLLA, U. & COUMES, F. 1990. Extension of structural and...Ulrich (1970), White & Louden (1982), Coumes & Kolla (1984) and Collier & White (1990). BS, Baiban Shelf; |  | | Report (issue) | | on Svalbard, P.O. Box 156, Longyearbyen, N-9171, Norway ‡CRPG, B.P. 20, 15, rue Notre-Dame des Pauvres...are related case studies by a team from Bergen, Norway, working with colleagues in Turkey on aspects of...where there is deep Cenozoic denudation of southern Norway (Huuse, 2002). Since there clearly has been some...(2002) Cenozoic uplift and denudation of southern Norway: insights from the North sea Basin. In: Exhumation...(e.g. fissiontrack analysis on zircon, Rb–Sr on biotite) are helpful tools in evaluating erosion rates |
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