 | Seifert, Anne-Gret, Trumbore, Susan, Xu, Xiaomei, Zhang, Dachung, Gleixner, Gerd (2013) Variable effects of plant colonization on black slate uptake into microbial PLFAs. Geochimica et Cosmochimica Acta, 106. 391-403 doi:10.1016/j.gca.2012.12.011 | Journal (article/letter/editorial) | | 11°120 E). Black slates from the lower graptolite shale formation (Lower Silurian age) outcrop in Variscan...Thuringia, Germany. The area was a former mining district, where alum, vitriol of iron- and copper, sulfur...Jena 3MV AMS (High Voltage Engineering Europe) (Steinhof et al., 2004). Approximately 1 mg carbon per sample...CO2 evolved during dry combustion was reduced to graphite by heating H2 and CO2 in the presence of iron...iron powder to 650 °C. The resulting graphite was pressed into targets and measured by AMS. Detection limit |  | Seifert, Anne-Gret, Trumbore, Susan, Xu, Xiaomei, Zhang, Dachung, Kothe, Erika, Gleixner, Gerd (2011) Variable effects of labile carbon on the carbon use of different microbial groups in black slate degradation. Geochimica et Cosmochimica Acta, 75 (10) 2557-2570 doi:10.1016/j.gca.2011.02.037 | Journal (article/letter/editorial) | | approximately 50 yrs. The area was a former mining district, where alum, vitriol of iron- Microbial use...produced. Black slates from the lower graptolite shale formation (Lower Silurian age) outcrop in Variscan...weathered (light-colored) slates contain a much lower range and organic matter content (0.2–2% of Corg)...spectroscopy 3MV AMS (High Voltage Engineering Europe) (Steinhof et al., 2004). Approximately 1 mg carbon per sample...reduced to graphite by heating H2 and CO2 in the presence of iron powder at 650 °C. The graphite was pressed |  | Cornet, Y., François, C., Compère, P., Callec, Y., Roberty, S., Plumier, J.C., Javaux, E.J. (2019) New insights on the paleobiology, biostratigraphy and paleogeography of the pre-Sturtian microfossil index taxon Cerebrosphaera. Precambrian Research, 332. 105410 doi:10.1016/j.precamres.2019.105410 | Journal (article/letter/editorial) | | come from the L-10 sample of the Neoproterozoic Lower Dolomite Member, Svanbergfjellet Formation of the...Formation, Bouenza Subgroup, Mayombe PR Group, in the lower part of the West Congo Supergroup (999-566 Ma; Tack...Bouenza Subgroup is sandwiched between JO the lower diamictite and the Niari Group, also called the...Diamictite at 707 ± 23 Ma (Straathof, 2011). The lower diamictite was dated using the U-Pb method on F...Detrital zircons from the top levels of the same lower Diamictite O furnished a minimum age (U-Pb by |  | | Journal (article/letter/editorial) | | Karbonschiefern der Veitscher Decke umgegangen sind. Diese Graphite weisen z.T. noch pflanzliche Strukturen auf und...Strahlenabschirmung). • 1963 A. BRANDSTÄDTER, Dolomitwerke in Steinhof bei Berndorf, übernahm den Bergbau und machte...die Bergwerksinspektion in Leoben. – FrArch., St. Pölten 1916. (11) ANONYM: Unveröff. Ber., FrArch, Leoben...Tf., Stuttgart 1961. (141) KLAR, G.: Steirische Graphite, 149 S., Graz 1964. (142) KNOBLOCH, G.: Erstnachweis...alten Bergbauen in Niederösterreich. – Natur und Land, 33/34, H5/6, 122–124, Wien 1947. (165) MAYERHOFER |  | | Book (edition) | | States for the Eastern District of Pennsylvania. in the Clerk's Office of the District Court of the ELECTROTYPED...Surface-Subdivisions..; System in the Reliefs of the Land System in the Courses of the Earth's Feature-Lines...Mollusks, or Silurian Age A. 147 165 167 167 Lower Silurian 171 1. Potsdam or Primordial Period (Potsdam...171 179 205 217 222 Disturbances closing the Lower Silurian Era, and Geographical Results B. American...Period (Leclaire and Saliferous Epochs).. 246 3. Lower Helderberg Period Observations on the American |  | Sand, L. B., Mumpton, F. A. - Eds. (1978) Natural Zeolites - Occurrence, Properties, Use - A selection of papers presented at Zeolite, 76, an International Conference on the Occurrence, Properties, and Utilization of Natural Zeolites, Tucson, Arizona, June 1976. Pergamon Press, Oxford. | Book | | (1973) used the zeolite content of tuffs in the lower half of the Green River Formation to distinguish...non-marine John Day Formation of central Oregon and a lower clinoptilolite facies to a significant increase...in Miocene to recent sediments, but sediments of lower Tertiary and Cretaceous age are more apt to contain...zeolites in marine-laid tuffs, now found on dry land. POLLUTION-CONTROL SIGNIFICANCE In recent years...operations in mid-1976 in the North lake Tahoe Sewage District in California and will use several hundred tons |  | | Journal (volume) | | thirty-four of these animals, males and females, were land, and put into the royal park, Scheviningen, Four...Temperature of the Air and the Sea as we approach the Land, : 5 5 ESOT ARTS, 18. On the Curiosities ...distances, a sudden movement in the rising of the land was necessary to the formation of each shelf, Mr... &c. 3. That after the hollows were filled the land began to rise. These three conditions are preliminary...been, but actually was spread over the Lochaber district, and filled its several valleys to the height |  | | Book | | including archaeological sites ranging in age from Lower Paleolithic to Greco-Roman (ca. 250,000-31 B.C.)...Pleistocene terraces, were deposited during the Lower to Middle Paleolithic period (10). The more recent...and have a pronounced negative Eu anomaly and a lower La/ Lu ratio than the Masmas formation (Figure 3)...concentrations in the mud from Unit C are significantly lower. This distinction of Unit C is even more pronounced...For the White Nile silt, the Cr was substantially lower and the Th only slightly higher than for the Blue |  | | Book | | 1100–1275 C, was critical for the reduction of AcF3; at lower temperatures reduction was incomplete because the...with a double close‐packed hexagonal allotrope at lower temperature and a body‐centered cubic (bcc) allotrope...short‐lived actinium yield tracer, 225Ac or 228Ac. The lower limit of detection is 0.2 mBq per sample (7.5 ...Berzelius analyzed a rare mineral from the Falun district. He assumed that the mineral contained a new element...Section 3.7.3, other studies have suggested that a lower‐valent thorium oxide hydrate, ThO·H2O, is formed |
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