In the last three field seasons the Geological Survey of Denmark and Greenland (GEUS) has undertaken mapping in the south-eastern part of the Nuuk region in southern West Greenland, and here we present new zircon ages that help constrain the northern boundary of the Tasiusarsuaq ter-rane. The Archae...
Other Authors: | |
---|---|
Format: | Text |
Language: | English |
Subjects: | |
Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.515.1412 http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf |
id |
ftciteseerx:oai:CiteSeerX.psu:10.1.1.515.1412 |
---|---|
record_format |
openpolar |
spelling |
ftciteseerx:oai:CiteSeerX.psu:10.1.1.515.1412 2023-05-15T16:22:46+02:00 The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.515.1412 http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.515.1412 http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf text ftciteseerx 2016-01-08T09:50:23Z In the last three field seasons the Geological Survey of Denmark and Greenland (GEUS) has undertaken mapping in the south-eastern part of the Nuuk region in southern West Greenland, and here we present new zircon ages that help constrain the northern boundary of the Tasiusarsuaq ter-rane. The Archaean geology of the Nuuk region is commonly interpreted as a tectonic collage assembled through lateral accretion and collision of oceanic and continental slivers and blocks (e.g. Friend & Nutman 2005). Popular jargon de-scribes these as terranes, bounded by faults or mylonite zones and characterised by rocks of contrasting origin on either side of their tectonic boundaries (Coney et al. 1980). The Isukasia and Færingehavn terranes (Figs 1, 2) are the oldest terranes at ≥3.75 Ga, and extend from the outer part of Godthåbsfjord in the south-west to the margin of the Inland Ice in the Text Godthåbsfjord Greenland Nuuk Unknown Greenland Nuuk ENVELOPE(-52.150,-52.150,68.717,68.717) Tasiusarsuaq ENVELOPE(-50.167,-50.167,62.783,62.783) |
institution |
Open Polar |
collection |
Unknown |
op_collection_id |
ftciteseerx |
language |
English |
description |
In the last three field seasons the Geological Survey of Denmark and Greenland (GEUS) has undertaken mapping in the south-eastern part of the Nuuk region in southern West Greenland, and here we present new zircon ages that help constrain the northern boundary of the Tasiusarsuaq ter-rane. The Archaean geology of the Nuuk region is commonly interpreted as a tectonic collage assembled through lateral accretion and collision of oceanic and continental slivers and blocks (e.g. Friend & Nutman 2005). Popular jargon de-scribes these as terranes, bounded by faults or mylonite zones and characterised by rocks of contrasting origin on either side of their tectonic boundaries (Coney et al. 1980). The Isukasia and Færingehavn terranes (Figs 1, 2) are the oldest terranes at ≥3.75 Ga, and extend from the outer part of Godthåbsfjord in the south-west to the margin of the Inland Ice in the |
author2 |
The Pennsylvania State University CiteSeerX Archives |
format |
Text |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.515.1412 http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf |
long_lat |
ENVELOPE(-52.150,-52.150,68.717,68.717) ENVELOPE(-50.167,-50.167,62.783,62.783) |
geographic |
Greenland Nuuk Tasiusarsuaq |
geographic_facet |
Greenland Nuuk Tasiusarsuaq |
genre |
Godthåbsfjord Greenland Nuuk |
genre_facet |
Godthåbsfjord Greenland Nuuk |
op_source |
http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.515.1412 http://www.geus.dk/publications/bull/nr15/nr15_p73-76.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
_version_ |
1766010871771824128 |