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Age of a mixedCardiopteris — Glossopterisflora from RB-SR measurements on the Nychum Volcanics, North Queensland

 

作者: L.P. Black,   W.R. Morgan,   M.E. White,  

 

期刊: Journal of the Geological Society of Australia  （Taylor Available online 1972）
卷期: Volume 19, issue 2  

页码: 189-196

 

ISSN:0016-7614

 

年代: 1972

 

DOI:10.1080/14400957208527879

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

A mixedGlossopteris-Cardiopterisflora has been identified in the Nychum Volcanics of northeastern Queensland. An attempt to date this assemblage suggests Late Carboniferous as the most probable age. The volcanics appear to have been formed by the variable admixture of two relatively homogeneous and isotopically distinct magma types.

 

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