• Mount Rittmann is a volcano in Antarctica. Discovered in 1988–1989 by an Italian expedition, it was named after the volcanologist Alfred Rittmann (1893–1980)...
    24 KB (2,606 words) - 03:45, 19 August 2024
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    chairman. Adenbach's mayor is Jürgen Klein, and his deputies are Frank Rittmann and Christian Faust. The municipality's arms might be described thus: Per...
    24 KB (2,954 words) - 06:09, 9 October 2023
  • (1853–1885) Rittmannite: jahnsite-whiteite group – Swiss volcanologist Alfred Rittmann (1893–1980) Roeblingite (9.CB.05) Roselite: Ca2(Co2+, Mg)[AsO4]2·H2O –...
    57 KB (5,326 words) - 10:17, 26 July 2024