 | | Journal (article/letter/editorial) | | Miocene of the Madrid basin (Spain). Implication on dolomite bioformation F. Ayllón-Quevedo a , V. Souza-Egipsy...distinctive Christmas-tree morphology and a peculiar dolomite replacement. A combination of microscopic (petrography...microanalytical analysis indicate that the presence of dolomite precipitates inside the gypsum layers is related...reserved. Keywords: Evaporite lake; Palaeosalinities; Dolomite; Biomineralization 1. Introduction The Miocene...presents an atypical growth together with a peculiar dolomite replacement (Rodríguez-Aranda et al., 1995a; Sanz-Montero |  | | Journal (article/letter/editorial) | | and Ravni, Drina-Ivanjica Unit; and (5) abandoned quarry near the village of Voćnjak, Gućevo Mount, Jadar...and light grey finely crystalline dolomite containing brownish dolomite-silty laminae and tepee structures;...as sponge–microbe mud-mounds (cf. Reitner and Neuweiler, 1995; Reitner et al., 1995; Webb and Neuweiler...micro-cross-lamination might imply reworking of dolomite silt particles. Dolomite clasts are interpreted as tepee-derived...breccias. Alternation of microbial laminae and dolomite crusts showing evidence of desiccation points |  | | Journal (article/letter/editorial) | | Universitat Innsbruck, Innrain 52, A-6020 Innsbruck, Austria b Earth Science, Vrije Universiteit, De Boelelaan...Universitat Innsbruck, Innrain 52, A-6020 Innsbruck, Austria. Fax: 43-512-5072914. E-mail address: lorenz.keim@uibk...geological history (e.g. Monty, 1995; Pratt, 1995; Reitner and Neuweiler, 1995; Webb, 1996; Neuweiler et al...®ne-grained carbonate by Wolf (1965). According to Reitner and Neuweiler (1995) and Neuweiler et al. (1999)...thickness. The formation is here called Upper Schlern Dolomite and corresponds to ªCassian Dolomiteº of other |  | | Journal (article/letter/editorial) | | Rodríguez-Martínez a,⁎, I. Moreno-González b, R. Mas c, J. Reitner d a Departamento de Geología, Facultad de Biología...ramonmas@geo.ucm.es (R. Mas), jreitne@gwdg.de (J. Reitner). 0037-0738/$ – see front matter © 2011 Elsevier...the Hettangian Schnöll Formation (Delecat and Reitner, 2005). In some thin sections, long and thick root... coarse, saddle slightly (blue-green) ferroan dolomite (B in Fig. 11) postdates the previous zoned mosaics...siliceous spiculae. B. Saddle slightly ferroan dolomite postdating zoned calcite (pink-mauve and blue) |  | Wallace, Malcolm W., Hood, Ashleigh v.S., Woon, Estee M.S., Hoffmann, Karl-Heinz, Reed, Christopher P. (2014) Enigmatic chambered structures in Cryogenian reefs: The oldest sponge-grade organisms?. Precambrian Research, 255. 109-123 doi:10.1016/j.precamres.2014.09.020 | Journal (article/letter/editorial) | | micritic walls. Chamber walls now consist of dolomite, but were probably originally 22 aragonitic...3 of 48 The reef-rimmed platforms consist of dolomite of the Balcanoona Formation that is 84 laterally...Halverson (2008). In the Otavi 141 Mountainland district, the equivalent unit is the Berg Aukas Formation...microbial fabrics. This dark 143 grey stromatolitic dolomite is overlain by light grey dolomites of the Gauss...consisting of micritic carbonate (almost invariably now dolomite). The chamber 166 walls are commonly thin (20- |  | | Journal (article/letter/editorial) | | morphological evidence (Gehling and Rigby, 1996; Reitner and Wörheide, 2002) and a Demospongiae biomarker... Bengtson et al., 1990; Steiner et al., 1993; Reitner and Wörheide, 2002; Xiao et al., 2004). Nevertheless... and thinbedded, dark-gray, finely crystalline dolomite with abundant peasized fossiliferous chert nodules...that the fossils originated from sponge gemmules (Reitner and Kuepp, 1991; Volkmer-Ribeiro and Machado, 2009;...2009; Manconi and Pronzato, 2002; Reitner and Wörheide, 2002). Some sponge gemmule fossils contain many |  | Viola, Irene, Capozzi, Rossella, Bernasconi, Stefano M., Rickli, Jörg (2017) Carbon, oxygen and strontium isotopic constraints on fluid sources, temperatures and biogeochemical processes during the formation of seep carbonates - Secchia River site, Northern Apennines. Sedimentary Geology, 357. 1-15 doi:10.1016/j.sedgeo.2017.05.005 | Journal (article/letter/editorial) | | are composed of more than 50% microcrystalline dolomite. The δ13C signatures identify two groups in the...et al., 2012; Talukder 2012; Oppo et al., 2015; Reitner et al., 2015; Andrews et al., 2016). The case study...abundance of dolomite and detrital components in wt. %. The carbonate bodies are composed of dolomite (on average...(2-7 wt.%) have been found. The percentage of dolomite is lower in GCs (SCH1 to SCH5, average of 54 wt...than in the chimney sample (average of 61 wt.%). Dolomite content increases toward the internal parts of |  | | Journal (article/letter/editorial) | | 1500–4000 Phyllite, slate, quartzite, shale, dolomite Quartzite, shale, conglomerate Gandikota quartzite...1–75 Quartzite, shale, tuff, dolomite Shale, tuff, quartzite, dolomite Conglomerate, quartzite Vempalle...Gulcheru Quartzite 28–210 Stromatolitic dolomite, dolomite, mudstone, chert, breccia, quartzite, basic...Stratifera (C-50) forms. All these specimens are dolomite. They range in size from broad (>10 cm, C-52)...6(a)], recrystallized and partially overprinted by dolomite rhombs. Lamination delicate, formed by light-dark |  | | Book (edition) | | solution, and dolomitization/dedolomitization and dolomite textures. The last part of the chapter deals with...(Göttingen), Alexander Nützel (Erlangen), Joachim Reitner (Göttingen), Jürgen Remane (Neuchâtel), Elias Samankassou.... . . Descriptive Criteria and Terminology of Dolomite Fabrics . . . . . . . . . . . . . 267 267 267...Description and Terminology of Dolomite Rocks . . . . . . . . . Dolomite Cement . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . Value of Dolomite Textures . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | shallow-water caves (Macintyre, 1984; Zankl, 1993; Reitner, 1993; Reitner et al., 1995). The occurrence of lithified... Lizard Island, GBR; δ18 O: 1 to 0.5‰; Reitner, 1993; Reitner et al., 1995; Fig. 10). Average carbon...sample, ranging from 1066 to more than 6000 ppm; Reitner (1993) reports values of 2000–2500 ppm Sr in microbialites...microbialites (e.g. Lizard Island thrombolites; Reitner et al., 1995) and lithified micritic crusts occurring...carbonate minerals, including calcite, aragonite and dolomite (see Folk, 1993; Pedone and Folk, 1996; Vasconcelos |  | | Journal (article/letter/editorial) | | increasing the dolomite supersaturation and reaction rates. This process produces very fine dolomite (aphanodolomite)...organic-rich micrite, while the fine crystalline dolomite forming larger euhedral crystals seems to derive...bacteria; dolomitization; Carnian; dolomite; Italy 1. Introduction Dolomite forms in many different surface...understood. Dolomite can mineralize in seawater, mixed or burial environments and the fact that dolomite is associated...formation mode, dolomite is divided into two groups: primary and secondary [1]. The primary dolomite precipitates |  | Himmler, Tobias, Birgel, Daniel, Bayon, Germain, Pape, Thomas, Ge, Lu, Bohrmann, Gerhard, Peckmann, Jörn (2015) Formation of seep carbonates along the Makran convergent margin, northern Arabian Sea and a molecular and isotopic approach to constrain the carbon isotopic composition of parent methane. Chemical Geology, 415. 102-117 doi:10.1016/j.chemgeo.2015.09.016 | Journal (article/letter/editorial) | | Earth Sciences, University of Vienna, 1090 Vienna, Austria TE e D China CE P *Corresponding author (T... et al., 2014). CE P Teichert et al., 2005; Reitner et al., 2005; Ussler and Paull, 2008; Roberts et...microcrystalline aragonite MA and traces of calcite and dolomite (Table 2). Microcrystalline aragonite cemented...aragonitic mineralogy with traces of calcite and dolomite (Table 2). Major non-carbonate AC components...calcite (Mg-calcite), and to a lesser AC degree dolomite (e.g., Roberts and Aharon, 1994; Greinert et al |  | Zwicker, J., Smrzka, D., Himmler, T., Monien, P., Gier, S., Goedert, J.L., Peckmann, J. (2018) Rare earth elements as tracers for microbial activity and early diagenesis: A new perspective from carbonate cements of ancient methane-seep deposits. Chemical Geology, 501. 77-85 doi:10.1016/j.chemgeo.2018.10.010 | Journal (article/letter/editorial) | | und Sedimentologie, Universität Wien, 1090 Wien, Austria Museum of Natural History and Culture, University...Mg-calcite, and less commonly low Mg- calcite and dolomite (Ritger M et al., 1987; Feng et al., 2014; Lu...first place (Warren, 2000), even the formation of dolomite at greater M sediment depth increases the Mg/Ca...Birgel, D., Peckmann, J., Klautzsch, S., Thiel, V., Reitner, J., 2006. Anaerobic and aerobic oxidation of ..., Bauermeister, J., Kronz, A., Liebetrau, V., Reitner, J., Thiel, V., 2008. Miniaturized biosignature |  | | Journal (article/letter/editorial) | | and Dept. Geology, Univ. Vienna, A-1090 Vienna, Austria Received 28 October 1994; accepted 3 November 1998...concentrate solutes (Salomons and FoÈrstner, 1984, Reitner and Kralik, 1997). This chemical adsorption is...rock fragments, quartz, feldspar and possibly dolomite in the 0.02±0.2 mm fraction with decreasing grain-size...km2 of basin and Alpine areas in Lower and Upper Austria (>2000 samples: Kralik and Augustin-Gyurits, 1994)...size-fraction and mineralogy. Quartz, feldspar and dolomite content increases, while illite-mica-, chlorite- |  | | Report (chapter) | | both marine and non-marine aquatic environments (Reitner et al. 1995; Défarge et al. 1996; Castanier et...(5) Halley (1977); (6) Pedone & Folk (1996); (7) Reitner et al. (1997); (8) Kowalewska & Cohen (1998); (9)...lithofacies Stable isotopes Aragonite, calcite, dolomite forming the bioherms (1, 6) Halite and gypsum...the Eocene Green River Formation (5) Calcite, dolomite, detrital and authigenic quartz, feldspar, illite...evaporative environments but possible primary dolomite (4) Analcime: precursor zeolites from volcanic |  | Ziegenbalg, S.B., Birgel, D., Hoffmann-Sell, L., Pierre, C., Rouchy, J.M., Peckmann, J. (2012) Anaerobic oxidation of methane in hypersaline Messinian environments revealed by 13C-depleted molecular fossils. Chemical Geology, 292. 140-148 doi:10.1016/j.chemgeo.2011.11.024 | Journal (article/letter/editorial) | | Erdwissenschaftliches Zentrum, Universität Wien,1090 Wien, Austria CNRS-UMR 7159, LOCEAN, Université Pierre et Marie...gypsum, native sulphur Calcite Calcite Calcite Dolomite, minor calcite 2006, p. 45 f; Table 1), is laminated...laminated and consists of finely crystalline 13 dolomite (Table 2). It is less C-depleted than the Sicilian...admixture of minor calcite, oxygen isotope data of dolomite samples were not corrected for their different...Birgel, D., Peckmann, J., Klautzsch, S., Thiel, V., Reitner, J., 2006a. Anaerobic and aerobic oxidation of |  | Park, Jino, Lee, Jeong-Hyun, Hong, Jongsun, Choh, Suk-Joo, Lee, Dong-Chan, Lee, Dong-Jin (2017) Crouching shells, hidden sponges: Unusual Late Ordovician cavities containing sponges. Sedimentary Geology, 347. 1-9 doi:10.1016/j.sedgeo.2016.11.003 | Journal (article/letter/editorial) | | networks, micrite, and peloidal aggregates (e.g., Reitner, 1993; Warnke, 1995; Adachi et al., 2009) (Fig...spongin” networks of keratosan sponges (Luo and Reitner, 2014; Larmagnat and Neuweiler, 2015). 3.2. Cavity...2014; Lee et al., 2014, 2016a, 2016b; Luo and Reitner, 2014; Luo, 2015). Of these occurrences, all are...calcimicrobes (James, 1981; Hong et al., 2012; Kruse and Reitner, 2014; Adachi et al., 2015), except for rare examples...2012, 2015; Hong et al., 2012, 2014; Kruse and Reitner, 2014; Lee et al., 2014, 2016a). The non-preferential |  | Cangemi, Marianna, Censi, Paolo, Reimer, Andreas, D'Alessandro, Walter, Hause-Reitner, Dorothea, Madonia, Paolo, Oliveri, Ygor, Pecoraino, Giovannella, Reitner, Joachim (2016) Carbonate precipitation in the alkaline lake Specchio di Venere (Pantelleria Island, Italy) and the possible role of microbial mats. Applied Geochemistry, 67. 168-176 doi:10.1016/j.apgeochem.2016.02.012 | Journal (article/letter/editorial) | | Dorothea Hause-Reitner c, Paolo Madonia a, Ygor Oliveri a, Giovannella Pecoraino a, Joachim Reitner c a b c...2a 2b 2c 2d 2e 2f 2g 2h 2i 2j 2k 2l Calcite Dolomite ** * Hydromagnesite **** * * * * * * *...some thousandfold for carbonates like magnesite, dolomite and huntite (Table 1S, Fig. 3; huntite not given)...(1983) found traces of microcrystalline primary dolomite in core sediments, but magnesite and huntite have...respectively), with minor amounts of calcite, dolomite, detrital quartz and feldspars, and sporadic hydromagnesite |  | | Journal (article/letter/editorial) | | rhomb-shaped crystals of calcite, replacing former dolomite. Elevated Mg=Ca ratios due to this dedolomitization...of diagenetic carbonates (calcite, aragonite, dolomite, and magnesite) and sulfur deposits like these...likewise in lacustrine environments. Calcite and dolomite pseudomorphs after aragonite crystals occur embedded...locality are found near the top of an abandoned quarry at the northwestern margin of the village of Niedersachswerfen... which are overlain by oncolitic and peloidal dolomite bearing the aragonite inclusions. Today the Ca2 |  | Corkeron, Maree, Webb, Gregory E., Moulds, Joshua, Grey, Kathleen (2012) Discriminating stromatolite formation modes using rare earth element geochemistry: Trapping and binding versus in situ precipitation of stromatolites from the Neoproterozoic Bitter Springs Formation, Northern Territory, Australia. Precambrian Research, 212. 194-206 doi:10.1016/j.precamres.2012.04.019 | Journal (article/letter/editorial) | | al., 1998)] is a 200-m thick stromatolite-rich dolomite M. Corkeron et al. / Precambrian Research 212–213...Calcite Dolomite Micrite; thick laminae >2 mm Micrite; laminae >2 mm Mixed calcite and dolomite Calcite...Homogeneous micrite Thinly bedded micrite Calcite Dolomite Acaciella australica Flat to wavy pseudocolumnar...matrix with clotted fabric Mixed calcite and dolomite Intraformational clast Intraformational clast... Mixed calcite and dolomite Mixed calcite and dolomite sediments. Both dolomite and calcite were identified |  | | Journal (article/letter/editorial) | | processes, such as degrading siliceous sponge bodies (Reitner, 1993; Neuweiler et al., 1999, 2001). Hence, many...autochthonous fine grained carbonate precipitate (Reitner et al., 1995). The distinction between microbialite...alizarin red and potassium ferricyanide to identify dolomite and ferroan calcite, respectively. SEM analyses...peloids (11 samples), microbialite (12 samples), dolomite (1 sample) and brachiopod shells (7 samples)....microbialite (36 measurements), and 5) saddle dolomite in voids (2 measurements). Analyses were carried |  | Mei, Mingxiang, Latif, Khalid, Mei, Chaojia, Gao, Jinhan, Meng, Qingfen (2020) Thrombolitic clots dominated by filamentous cyanobacteria and crusts of radio-fibrous calcite in the Furongian Changshan Formation, North China. Sedimentary Geology, 395. 105540 doi:10.1016/j.sedgeo.2019.105540 | Journal (article/letter/editorial) | | clots, benthic radiated ooids, and pyrite and dolomite crystals also developed in the current thrombolites...by neomorphosed mineral (radiofibrous calcite, dolomite and pyrite) nucleation and development within...6a, b, c, d). These pyrite grains together with dolomite crystals lP show a special mineral composition...b, c), benthic radiated ooids, and pyrite and dolomite crystals also developed in the current thrombolites...calcites (possible bioclasts like the encrinite). The dolomite crystals marked by densely zoned cores and brighter |  | | Journal (article/letter/editorial) | | G., V. Thiel, A. Reimer, W. Michaelis and J. Reitner, Biofilm exopolymers control microbialite formation...Folk and F.L. Lynch, Nanometer-scale features in dolomite from Pennsylvanian rocks, Paradox Basin, Utah...Récy, J., see Cabioch, G. Reimer, A., see Arp, G. Reitner, J., see Arp, G. Riding, R., see Merz-Preiß, M...sulphate-reducing bacteria and cyanobacteria in dolomite formation in distal ephemeral lakes of the Coorong |  | | Journal (article/letter/editorial) | | (2004) 161–178 precipitate (e.g., Chafetz, 1986; Reitner, 1993). Evidence supporting an origin related to...for modern peloids (Monty, 1976; Chafetz, 1986; Reitner, 1993; Kaźmierczak et al., 1996). Monty (1976)...around active clumps of bacteria. In contrast, Reitner (1993) detected no bacterial remains in peloids...periphery and are filled in with mosaic calcite and dolomite (Fig. 3c). Small clots are fringed in part with...diameter that is filled in with sparitic calcite and dolomite (Figs. 3d and 6c –f). Seen under an SEM, the envelope |  | | Journal (article/letter/editorial) | | Bioclastic grainstone, dark grey with mmto cm-scale dolomite mottling 50 m Nodular limestone 0m Lake Frome...(eastern succession; e.g. Betts et al., 2016, 2017; Reitner, Langsford, & Kruse, 2017; Skovsted, Brock, Topper...calcareous sponge Gravestockia pharetroniensis Reitner (Reitner, 1992). These complex intergrowths are overlain...Frutexites (Rodrıguez-Martınez, Heim, Queric, & Reitner, 2011) is abundant as tiny branching forms (<0...biofilm (sensu Heim, Queric, Ionescu, Sch€afer, & Reitner, 2017). The upper laminae are made up of approximately |
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