Exotic orthogneiss pebbles from Paleocene flysch of the Dukla Nappe (Outer Eastern Carpathians, Poland)

2005
journal article
article
dc.abstract.enCrystalline exotic pebbles have been found in the deep-water flysch of the Cisna Beds, in the Dukla Nappe,Polish part of the Outer Western Carpathians. Most of them occur in a layer, which extends over a distance of at least 3 km within the SE limb of the Chryszczata-Wołosañ-Mała Rawka anticline. The dimensions of the pebbles vary be-tween 2 and 18 cm (middle axis). The exotic pebbles consist of three types of granite derived orthogneisses: 1 - medium-grained, medium-banded orthogneiss with alkali feldspar porphyroblasts showing structural features of foliatedgranitic-gneiss, 2 - medium-banded, medium-layered orthogneiss containing small microcline porphyroblasts and showing structural features of foliated granitic-gneiss, and 3 - strongly cataclastic granitic-gneiss with chess-board albiteporphyroblasts showing properties of partly mylonitized granite. The chemical composition of the orthogneisses indi-cates that the protolith was represented by peraluminous, poorly-evolved, S-type granites exhibiting features of orogen-related crustal granites. The discrimination shows that the protolith of the studied rocks evolved in active continentalmargin or continental collision environments. The biostratigraphical data on deep-water agglutinated Foraminifera suggest the position of the exotic-bearing layer in the lowermost part of the Rzehakina fissistomata Zone corresponding tothe lowermost Paleocene. Petrographic affinities between orthogneissic pebbles and mineral/rock fragments grains ofthe Cisna-type sandstones show that they have the same provenance. These deposits were transported from the NEextension of the Marmarosh massif, which had the character of a continental bearing source cordillera, formed mainly byorthogneissic and granitic rocks.pl
dc.affiliationWydział Biologii i Nauk o Ziemi : Instytut Nauk Geologicznychpl
dc.contributor.authorBąk, Krzysztofpl
dc.contributor.authorWolska, Anna - 132729 pl
dc.date.accession2018-11-05pl
dc.date.accessioned2018-11-13T08:48:27Z
dc.date.available2018-11-13T08:48:27Z
dc.date.issued2005pl
dc.date.openaccess0
dc.description.accesstimew momencie opublikowania
dc.description.additionalBibliogr. s. 220-221pl
dc.description.number3pl
dc.description.physical205-221pl
dc.description.versionostateczna wersja wydawcy
dc.description.volume56pl
dc.identifier.eissn1336-8052pl
dc.identifier.issn1335-0552pl
dc.identifier.projectROD UJ / OPpl
dc.identifier.urihttps://ruj.uj.edu.pl/xmlui/handle/item/59982
dc.identifier.weblinkhttp://www.geologicacarpathica.com/browse-journal/volumes/56-3/article-310/#pl
dc.languageengpl
dc.language.containerengpl
dc.rightsUznanie autorstwa - Użycie niekomercyjne - Bez utworów zależnych 4.0 Międzynarodowa*
dc.rights.licenceCC-BY-NC-ND
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/legalcode*
dc.share.typeotwarte czasopismo
dc.subject.enPaleocenepl
dc.subject.enOuter Carpathianspl
dc.subject.enDukla Nappepl
dc.subject.enprovenancepl
dc.subject.enstratigraphypl
dc.subject.engeochemistrypl
dc.subject.enpetrographypl
dc.subject.enorthogneissic pebblespl
dc.subtypeArticlepl
dc.titleExotic orthogneiss pebbles from Paleocene flysch of the Dukla Nappe (Outer Eastern Carpathians, Poland)pl
dc.title.journalGeologica Carpathicapl
dc.typeJournalArticlepl
dspace.entity.typePublication
dc.abstract.enpl
Crystalline exotic pebbles have been found in the deep-water flysch of the Cisna Beds, in the Dukla Nappe,Polish part of the Outer Western Carpathians. Most of them occur in a layer, which extends over a distance of at least 3 km within the SE limb of the Chryszczata-Wołosañ-Mała Rawka anticline. The dimensions of the pebbles vary be-tween 2 and 18 cm (middle axis). The exotic pebbles consist of three types of granite derived orthogneisses: 1 - medium-grained, medium-banded orthogneiss with alkali feldspar porphyroblasts showing structural features of foliatedgranitic-gneiss, 2 - medium-banded, medium-layered orthogneiss containing small microcline porphyroblasts and showing structural features of foliated granitic-gneiss, and 3 - strongly cataclastic granitic-gneiss with chess-board albiteporphyroblasts showing properties of partly mylonitized granite. The chemical composition of the orthogneisses indi-cates that the protolith was represented by peraluminous, poorly-evolved, S-type granites exhibiting features of orogen-related crustal granites. The discrimination shows that the protolith of the studied rocks evolved in active continentalmargin or continental collision environments. The biostratigraphical data on deep-water agglutinated Foraminifera suggest the position of the exotic-bearing layer in the lowermost part of the Rzehakina fissistomata Zone corresponding tothe lowermost Paleocene. Petrographic affinities between orthogneissic pebbles and mineral/rock fragments grains ofthe Cisna-type sandstones show that they have the same provenance. These deposits were transported from the NEextension of the Marmarosh massif, which had the character of a continental bearing source cordillera, formed mainly byorthogneissic and granitic rocks.
dc.affiliationpl
Wydział Biologii i Nauk o Ziemi : Instytut Nauk Geologicznych
dc.contributor.authorpl
Bąk, Krzysztof
dc.contributor.authorpl
Wolska, Anna - 132729
dc.date.accessionpl
2018-11-05
dc.date.accessioned
2018-11-13T08:48:27Z
dc.date.available
2018-11-13T08:48:27Z
dc.date.issuedpl
2005
dc.date.openaccess
0
dc.description.accesstime
w momencie opublikowania
dc.description.additionalpl
Bibliogr. s. 220-221
dc.description.numberpl
3
dc.description.physicalpl
205-221
dc.description.version
ostateczna wersja wydawcy
dc.description.volumepl
56
dc.identifier.eissnpl
1336-8052
dc.identifier.issnpl
1335-0552
dc.identifier.projectpl
ROD UJ / OP
dc.identifier.uri
https://ruj.uj.edu.pl/xmlui/handle/item/59982
dc.identifier.weblinkpl
http://www.geologicacarpathica.com/browse-journal/volumes/56-3/article-310/#
dc.languagepl
eng
dc.language.containerpl
eng
dc.rights*
Uznanie autorstwa - Użycie niekomercyjne - Bez utworów zależnych 4.0 Międzynarodowa
dc.rights.licence
CC-BY-NC-ND
dc.rights.uri*
http://creativecommons.org/licenses/by-nc-nd/4.0/legalcode
dc.share.type
otwarte czasopismo
dc.subject.enpl
Paleocene
dc.subject.enpl
Outer Carpathians
dc.subject.enpl
Dukla Nappe
dc.subject.enpl
provenance
dc.subject.enpl
stratigraphy
dc.subject.enpl
geochemistry
dc.subject.enpl
petrography
dc.subject.enpl
orthogneissic pebbles
dc.subtypepl
Article
dc.titlepl
Exotic orthogneiss pebbles from Paleocene flysch of the Dukla Nappe (Outer Eastern Carpathians, Poland)
dc.title.journalpl
Geologica Carpathica
dc.typepl
JournalArticle
dspace.entity.type
Publication
Affiliations

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