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Subcommission on the Systematics of Igneous Rocks

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Journal Article
Published: 01 May 2003
Geological Magazine (2003) 140 (3): 367.
... of Terms is the book you need to refer to. The book is the culmination of over three decades of discussions by the International Union of Geological Sciences (IUGS) Subcommission on the Systematics of Igneous Rocks. It is the second edition of a volume first published in 1989. Copies of the first edition...
Journal Article
Published: 01 December 2002
The Canadian Mineralogist (2002) 40 (6): 1737–1738.
.... The pages of my copy of A Classification of Igneous Rocks , now 13 years old, are patently yellowing at their edges. The bright new second edition has a far fresher look. One only hopes that the publisher chose a superior quality of paper, because this is a book that will have a long life as a major...
Journal Article
Journal: Geology
Published: 01 December 1979
Geology (1979) 7 (12): 562.
Journal Article
Journal: Geology
Published: 01 December 1979
Geology (1979) 7 (12): 562.
Journal Article
Journal: Geology
Published: 01 July 1979
Geology (1979) 7 (7): 331–335.
Journal Article
Journal: Geology
Published: 01 January 1981
Geology (1981) 9 (1): 41–43.
Journal Article
Published: 01 November 1975
Geological Magazine (1975) 112 (6): 609.
Journal Article
Published: 10 September 2020
Mineralogical Magazine (2020) 84 (5): 662–690.
... are available as Supplementary material (Tables S2–11). Zircon geochronology results are provided in Table S12. Amikoq rocks display a wide range of textures from igneous to metamorphic. Because all thin sections display metamorphic features to some extent, the meta -prefix is assumed throughout...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 12 December 2019
Lithosphere (2020) 12 (1): 40–52.
... flood basalts and the Cretaceous/Tertiary boundary : Nature , v. 333 , p. 843 – 846 , https://​doi​.org​/10​.1038​/333843a0 . Cullers , R.L. , and Graf , J.L. , 1984 , Rare earth elements in igneous rocks of the continental crust: Predominantly basic and ultrabasic rocks...
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Journal Article
Journal: Economic Geology
Published: 01 September 2012
Economic Geology (2012) 107 (6): 1143–1175.
... constraints for ore formation. New age data reported here were obtained using sensitive high resolution ion microprobe (SHRIMP) microanalysis of (1) detrital zircons from a sample of Mesoproterozoic siliciclastic metasedimentary country rock in the Blackbird district, (2) igneous zircons from Mesoproterozoic...
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Journal Article
Journal: Economic Geology
Published: 01 March 2014
Economic Geology (2014) 109 (2): 513–530.
... Paleozoic meta-igneous rocks. Most of the uranium at Coles Hill is hosted by the uranium silicate mineral coffinite [U(SiO 4 ) 1-x (OH) 4x ] and by uranium oxides (uraninite or pitchblende). One unusual aspect of the deposit is that U-bearing apatite is abundant and may constitute 4% or more...
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Journal Article
Published: 01 March 2003
South African Journal of Geology (2003) 106 (1): 41–70.
... this sample. The argon age systematics of mylonitic fault rocks from Harmony Gold Mine that are crosscut by younger ultracataclastic-pseudotachylitic breccias and that are developed along individual shear planes of the Merriespruit Thrust and De Bron Fault zones are disturbed. Only one mylonite yielded...
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Journal Article
Published: 04 May 2020
Geological Magazine (2020) 157 (12): 2067–2080.
... that both igneous and sedimentary rocks display a wide range of δD values from −58 to −124‰, with a restricted range of δ 18 O values for the Central Domain. Part of the G4 rocks (two migmatites, one gneiss and two Crd-granites with δ 18 O ≥ +10.5‰ and δD c. −73‰) plot mostly outside of the metamorphic...
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Journal Article
Published: 20 November 2012
Canadian Journal of Earth Sciences (2012) 49 (12): 1523–1539.
... and Brant wells on the SW Grand Banks and they appear to have been derived from local basement highs with a positive magnetic anomaly interpreted as volcanic centres. Igneous rocks in the Hesper well on the SE Scotian Shelf are the erosional remnant of basaltic flows that terminated at the paleoshoreline...
FIGURES
Journal Article
Published: 09 September 2003
Canadian Journal of Earth Sciences (2003) 40 (8): 1137–1167.
... a Mineral Development Agreement between the Geological Survey of Canada and the Government of the Northwest Territories (1991–1996). A complex of heterogeneous gneissic rocks forms the most extensive unit in the map area. Quartzofeldspathic gneisses of probable igneous parentage are inferred...
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Journal Article
Published: 07 May 2001
Canadian Journal of Earth Sciences (2001) 38 (4): 679–696.
..., Washington, Montana, Idaho, and into Wyoming ( Armstrong and Ward 1991 ), the distribution of the Ootsa Lake Group and coeval or correlative rocks of the Babine Igneous Suite – Newman Volcanic Suite, Nanika intrusions, and overlying Endako Group form one of the largest Eocene calc-alkaline volcano-plutonic...
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Journal Article
Published: 01 June 2002
South African Journal of Geology (2002) 105 (2): 179–192.
...-igneous source rocks and subsequent separation of melt and refractory residues ( e.g. Flood and Shaw, 1975 ; White and Chappell, 1977 ; Clemens and Wall, 1981 ). Additionally, multi-component mixing processes (mantle, lower crust, middle crust) may also be viable processes that can generate a wide...
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Journal Article
Published: 01 January 2014
Bulletin de la Société Géologique de France (2014) 185 (1): 13–31.
.... ( 2002 ). – Igneous rocks. A classification and glossary of terms: Recommendations of the International Union of Geological Sciences, Subcommission on systematics of igneous rocks , 2nd ed . – Cambridge University Press , Cambridge . Li X.H. ( 2000 ). – Cretaceous magmatism...
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Journal Article
Published: 01 January 2007
Rocky Mountain Geology (2007) 42 (2): 157–174.
... that show the onset of Laramide deformation in the northern Rocky Mountains becoming progressively younger toward the east. 40 Ar/ 39 Ar dating of additional igneous rocks in the northern Madison Valley and around Norris, Montana better define post-Laramide tectonomagmatic events in the region, including...
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Journal Article
Journal: Geosphere
Published: 01 August 2015
Geosphere (2015) 11 (4): 1133–1157.
...°. This entire section is sculpted in one pluton, the Half Dome Granodiorite ( Calkins, 1985 ). El Capitan ( Figs. 1 and 2 ) exposes a 1-km vertical section of plutonic rocks ( Calkins, 1985 ; Peck, 2002 ) in a massive cliff that is locally overhanging but is typically steeper than 75°. The southeast face...
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