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Albian biostratigraphy of the Sixtorp Bore No. 1, north-east Scania, Sweden

 

作者: Dorothy Guy-Ohlson,  

 

期刊: Geologiska Föreningen i Stockholm Förhandlingar  (Taylor Available online 1984)
卷期: Volume 106, issue 2  

页码: 193-205

 

ISSN:0016-786X

 

年代: 1984

 

DOI:10.1080/11035898409454633

 

出版商: Taylor & Francis Group

 

关键词: Biostratigraphy;palynomorphs;bore-hole;Albian;Lower Cretaceous;Sixtorp;northeastern Scania (Skåne);southern Sweden;N 62187 N 62187 E14051 E14051

 

数据来源: Taylor

 

摘要:

A biostratigraphical investigation of six samples from the Sixtorp Bore-hole No. 1 in the Kristianstad area, NE Scania, southern Sweden, has been carried out. This investigation revealed the presence of a sparse, but relatively well preserved, palynological assemblage of which forty-two palynomorph species (mainly pollen grains and spores) could be determined. From the known stratigraphical ranges and distribution within the Sixtorp samples of certain palynomorphs it is possible to suggest tentatively an Albian age for the interval investigated. Two species, namelyTricolpnes albiensisKemp andRugubivesiculites reductusPierce, are known to occur in sediments not older than Middle Albian, respectively Late Albian. The results also appear to indicate that deposition of these sediments has occurred in a non-marine environment. From the colour of the palynomorphs it is possible to obtain a thermal alteration index (T.A.I.) of 3.0, a value indicating an immature hydrocarbon energy source potential. Comparison with other Lower Cretaceous ‘microfloras’ seems to provide further evidence to support the tentative Albian age suggestion.

 

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