Kolumnowa oddzielność porwaków piaskowca w bazalcie z okolicy Wlenia

Authors

  • Stanisław Wagner

Abstract

COLUMNAR JOINTING OF SANDSTONE XENOLITHS IN BASALT OF REGION OF WLEŃThe subject of this paper is the description of an interesting phenomenon observed by·the author in a small basalt quarry west of Wleń (Góry Kaczawskie, Lower Silesia), Fig. 1.Intruded into nepheline basalt is a great number of xenoliths of Cretaceous sandstone, the "Quadersandstein"; in the shape of small and large fragments reaching at times a diameter of over 2 meters; they may be considered to be epixenoliths (Fig. 2).

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Issue

Vol. 5 No. 1 (1961)

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Articles

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