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Pyroclastic-breccia

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About Pyroclastic-brecciaHide

An agglomerate in which more than 75% of the pyroclastic fragments exceed 64mm and at least 50% of these are angular.


Classification of Pyroclastic-brecciaHide

64mm)' b='Lapilli (64-2mm)' c='Ash (<2mm)' actions='fill #ffcc00 100,0,0 to 75,25,0 to 75,0,25;fill #cccccc 75,25,0 to 75,0,25 to 25,0,75 to 25,75,0;fill #cccccc 0,100,0 to 25,75,0 to 0,75,25;fill #cccccc 0,0,100 to 25,0,75 to 0,25,75;fill #cccccc 25,0,75 to 0,25,75 to 0,75,25 to 25,75,0;text dark 12 70,18 pyroclastic breccia;text dark 12 70,21.5 agglomerate;line dark 69,19 to 87.5,6.25,6.25;text dark 13 42,28,28 tuff breccia;text dark 13 12,44,44 lapilli tuff;text dark 12 2,70 lapillistone;text dark 12 85,70 tuff/ash tuff;line dark 6.25,87.5,6.25 to 9,71;line dark 6.25,6.25,87.5 to 92,71;'>Classification of polymodal pyroclastic rocks (after Fisher, 1966)

Synonyms of Pyroclastic-brecciaHide

Internet Links for Pyroclastic-brecciaHide

Mineral and/or Locality  
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