Contrasting tectonic styles in the northern Grenville province: Implications for the dynamics of orogenic fronts

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Contrasting tectonic styles in the northern Grenville province : Implications for the dynamics of orogenic fronts. / Rivers, T.; van Gool, J. A. M.; Connelly, J. N.

In: Geology, Vol. 21, No. 12, 1993, p. 1127-1130.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Rivers, T, van Gool, JAM & Connelly, JN 1993, 'Contrasting tectonic styles in the northern Grenville province: Implications for the dynamics of orogenic fronts', Geology, vol. 21, no. 12, pp. 1127-1130. https://doi.org/10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2

APA

Rivers, T., van Gool, J. A. M., & Connelly, J. N. (1993). Contrasting tectonic styles in the northern Grenville province: Implications for the dynamics of orogenic fronts. Geology, 21(12), 1127-1130. https://doi.org/10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2

Vancouver

Rivers T, van Gool JAM, Connelly JN. Contrasting tectonic styles in the northern Grenville province: Implications for the dynamics of orogenic fronts. Geology. 1993;21(12):1127-1130. https://doi.org/10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2

Author

Rivers, T. ; van Gool, J. A. M. ; Connelly, J. N. / Contrasting tectonic styles in the northern Grenville province : Implications for the dynamics of orogenic fronts. In: Geology. 1993 ; Vol. 21, No. 12. pp. 1127-1130.

Bibtex

@article{8689dcb3f8b645349c884b976f777a17,
title = "Contrasting tectonic styles in the northern Grenville province: Implications for the dynamics of orogenic fronts",
abstract = "In western Labrador, tectonic elements of the parautochthonous belt of the northern Grenville orogen include a regional, mid-crustal, thin-skinned, metamorphic fold-thrust belt structurally overlain by a thick-skinned thrust sheet with a high-pressure metamorphic signature. In central Ontario, the parautochthonous belt is composed of a major reverse-sense shear zone, along which deep crustal rocks have been uplifted and exhumed. Tectonic models for both areas involve crustal shortening by delamination in the lower crust and tectonically driven exhumation up a crustal-scale ramp. The fold-thrust belt northwest of the ramp in Labrador is a result of the development of critical topography in the thrust wedge at the top of the ramp and the accretion of thrust slices to the base of the wedge during its propagation onto the foreland. The fold-thrust belt is absent in Ontario because syntectonic erosion of the thrust wedge prevented the development of critical topography. -Authors",
author = "T. Rivers and {van Gool}, {J. A. M.} and Connelly, {J. N.}",
year = "1993",
doi = "10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2",
language = "English",
volume = "21",
pages = "1127--1130",
journal = "Geology",
issn = "0091-7613",
publisher = "GeoScienceWorld",
number = "12",

}

RIS

TY - JOUR

T1 - Contrasting tectonic styles in the northern Grenville province

T2 - Implications for the dynamics of orogenic fronts

AU - Rivers, T.

AU - van Gool, J. A. M.

AU - Connelly, J. N.

PY - 1993

Y1 - 1993

N2 - In western Labrador, tectonic elements of the parautochthonous belt of the northern Grenville orogen include a regional, mid-crustal, thin-skinned, metamorphic fold-thrust belt structurally overlain by a thick-skinned thrust sheet with a high-pressure metamorphic signature. In central Ontario, the parautochthonous belt is composed of a major reverse-sense shear zone, along which deep crustal rocks have been uplifted and exhumed. Tectonic models for both areas involve crustal shortening by delamination in the lower crust and tectonically driven exhumation up a crustal-scale ramp. The fold-thrust belt northwest of the ramp in Labrador is a result of the development of critical topography in the thrust wedge at the top of the ramp and the accretion of thrust slices to the base of the wedge during its propagation onto the foreland. The fold-thrust belt is absent in Ontario because syntectonic erosion of the thrust wedge prevented the development of critical topography. -Authors

AB - In western Labrador, tectonic elements of the parautochthonous belt of the northern Grenville orogen include a regional, mid-crustal, thin-skinned, metamorphic fold-thrust belt structurally overlain by a thick-skinned thrust sheet with a high-pressure metamorphic signature. In central Ontario, the parautochthonous belt is composed of a major reverse-sense shear zone, along which deep crustal rocks have been uplifted and exhumed. Tectonic models for both areas involve crustal shortening by delamination in the lower crust and tectonically driven exhumation up a crustal-scale ramp. The fold-thrust belt northwest of the ramp in Labrador is a result of the development of critical topography in the thrust wedge at the top of the ramp and the accretion of thrust slices to the base of the wedge during its propagation onto the foreland. The fold-thrust belt is absent in Ontario because syntectonic erosion of the thrust wedge prevented the development of critical topography. -Authors

U2 - 10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2

DO - 10.1130/0091-7613(1993)021<1127:CTSITN>2.3.CO;2

M3 - Journal article

AN - SCOPUS:84879886618

VL - 21

SP - 1127

EP - 1130

JO - Geology

JF - Geology

SN - 0091-7613

IS - 12

ER -

ID: 333883451