Schweden  -  Vulkanite  -  Flickerbäcken-Porphyr

Kurzbeschreibung aus Hjelmquist 1982, Nr. 2: " Grm light brown-grey or grey, inequigranular, mikropoikilitic, with network of quartz laths. Alkf light brown, partly clear, oval, with large perthite patches. Q strongly undulatory extinction. Small dots and strings of iron ore." 
  1 
  Flickerbäcken-Porphyr
 
(Variante des Idre-Quarzporphyr),
  Steinbruch W Flickerbäcken,
  18 km W Idre,
  leg. K.-D. Meyer 1971
  Geozentrum Hannover  
 
   
  2   
  Flickerbäcken-Porphyr,
  Steinbruch W Flickerbäcken,
  18 km W Idre,
  leg. K.-D. Meyer 1971
  Geozentrum Hannover  
 
 
   
  3   
  Flickerbäcken-Porphyr,
  W Drosbacken
  20 km W Idre,
  Sgl. G. Schwidurski 
 
   
  4   
  Flickerbäcken-Porphyr,
  mit Quarz-Feldspatadern
  W Drosbacken
  20 km W Idre,
  Sgl. G. Schwidurski

   
       
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zur Übersichtskarte Dalarna (Lokalität 35