• Thumbnail for Rochlitzer Berg
    348 m HN or 353 m NN. The mountain is also known as Rochlitzer Collm. The so-called Rochlitzer Porphyr, a rhyolitic tuff, which makes up a large part of...
    8 KB (799 words) - 21:40, 11 February 2023
  • Thumbnail for Old Town Hall (Leipzig)
    Keystone: Personification of death Architecture of Leipzig - Renaissance Rochlitzer Porphyr, a rhyolitic tuff or ignimbrite Volker Frank (1990), Ulla Heise, Nortrud...
    18 KB (2,510 words) - 08:25, 31 October 2024
  • Thumbnail for Rochlitz
    Carboniferous to Guadalupian) and consists to a large extent of so-called Rochlitzer Porphyr, a rhyolitic tuff or ignimbrite. Due to its colour and structure,...
    22 KB (2,566 words) - 18:50, 30 October 2024