 | | Journal (article/letter/editorial) | | University, 1200 Memorial Circle, Lubbock, TX 79409, USA; Branimir.Segvic@ttu.edu (B.Š.); Giovanni.Zanoni@ttu...content of phases rich in structural Mn (IV) (i.e., ranciéite and jacobsite) and presence of microbial microfossils...δMnO , todorokite, birnessite, jacobsite and ranciéite [26] or (b) the 2 (a) the potential biominerals...δMnO2, todorokite, birnessite, jacobsite and ranciéite [26] or (b) characteristic bacterial microfossils...DTSA-II software package (NIST, Gaithersburg, MD, USA) [49] was used to quantify EDS spectra from literature |  | | Journal (article/letter/editorial) | | birnessite phases. Molecular dynamics simulations of ranciéite, a complex layered manganese oxide having octahedral...in birnessite minerals. Keywords: Birnessite, ranciéite, manganese, interlayer, water, hydration, molecular...such electronic behavior. A molecular model of ranciéite, a Ca-birnessite, was also developed to examine...interlayer calcium ion with manganese vacancies. Ranciéite is a defective birnessite with disordered vacancy...partial charge for all manganese sites in the ranciéite model is +1.903, larger than that used for manganese |  | | Journal (article/letter/editorial) | | Smithsonian Institution, Washington, DC 20013-7012, USA CE *Present address: Chevron, 3901 Briarpark Dr...Pennsylvania State University, University Park, PA 16802, USA ED a M Timothy B. Fischera,*, Peter J. Heaneya...of the octahedral sites are empty in hexagonal ranciéite, a Ca-intercalated birnessite mineral. Fleeger...sheet: Mn2+ in hexagonal H-birnessite, Ca2+ in ranciéite, Zn2+ in chalcophanite, etc. We infer that these...and Ertl, A. (2008) Rietveld refinement of the ranciéite structure using T synchrotron powder diffraction |  | | Book | | University, Cambridge, MA, USA and K. K. Turekian Yale University, New Haven, CT, USA ELSEVIER 2005 AMSTERDAM...University, Cambridge, MA, USA and K. K. Turekian Yale University, New Haven, CT, USA Geochemistry has deep...Institute, Troy, NY, USA P. Adriaens The University of Michigan, Ann Arbor, MI, USA H.-J. Albrechtsen...W. Trenton, NJ, USA J. E. Barbash United States Geological Survey, Tacoma, WA, USA P. L. Bjerg Technical...Laboratories, Albuquerque, NM, USA E. Callender US Geological Survey, Westerly, RI, USA T. Charette University |
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