Very large stromatoporoid indicating Early Frasnian reef core (Holy Cross Mts., Poland)

Authors

  • Grzegorz Racki Faculty of Earth Sciences, University of Silesia, Będzińska 60, PL-41-200 Sosnowiec, Poland
  • Małgorzata Sobstel Faculty of Earth Sciences, University of Silesia, Będzińska 60, PL-41-200 Sosnowiec, Poland

Keywords:

Stromatoporoidea, Dyminy Reef, Frasnian, Holy Cross Mountains, Poland

Abstract

A large stromatoporoid Actinostroma cf. crassepilatum Lecompte, 1951, at least 8.5 m in diameter and 0.85 m in height, occurs in the OEluchowice quarry in Kielce, Holy Cross Mountains. This sponge occurs in growth position within Early Frasnian (transitans Zone) intraclast-rich reef-rubble deposits. A unique preservation of the reef-builder close to a reef core is implied for the northern flank of the developing Dyminy Reef during its maximum expansion northward into the Kostomłoty intrashelf basin.

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Published

2010-03-27

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Section

Articles