1-9 OF 9 RESULTS FOR

Nuiklavik Volcanics

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Zircon U–Pb concordia diagrams with concordia ages for (a) old (Phase I), (...
Published: 20 May 2021
Fig. 10. Zircon U–Pb concordia diagrams with concordia ages for (a) old (Phase I), (b) intermediate (Phase II) and (c) young (Phase III) sample populations identified within the Nuiklavik Volcanics.
Image
Chondrite-normalized REE (top) and primitive-mantle-normalized trace-elemen...
Published: 20 May 2021
enriched sample of fayalite monzonite (CXAT0045) is connected by dashed line to the more typical compositional range for this suite. Values plotted for the Nuiklavik Volcanics (Phase I) are an average of two samples. Normalization factors after Sun & McDonough ( 1989 ).
Journal Article
Published: 20 May 2021
Geological Magazine (2021) 158 (11): 1911–1936.
...Fig. 10. Zircon U–Pb concordia diagrams with concordia ages for (a) old (Phase I), (b) intermediate (Phase II) and (c) young (Phase III) sample populations identified within the Nuiklavik Volcanics. ...
FIGURES | View All (15)
Image
Simplified model outlining the evolution of the Flowers River area. (a) Ano...
Published: 20 May 2021
melts. The Phase I Nuiklavik Volcanics are emplaced, deriving from one of the two melt sources or from mixing between them. (b) One of two possible origins for the Flowers River Igneous Suite. A second pulse of anorthositic diapirism occurs, while the granitoid rocks generated in this instance achieve
Image
Geological map of the <span class="search-highlight">Nuiklavik</span> caldera showing estimated extents of preser...
Published: 20 May 2021
Fig. 12. Geological map of the Nuiklavik caldera showing estimated extents of preservation for each of the inferred phases of volcanism. All mapped contacts between separate volcanostratigraphic units are interpolated from georeferenced geochemical data, with contacts inferred from topography
Image
Summary of U–Pb zircon ages for rocks in the Flowers River area.           ...
Published: 20 May 2021
8.4 1 T0030 Peralkaline granite 1281 ± 5 0.82 11 9 1281 ± 8 1.9 3 T0124 Hornblende granite 1281 ± 5 2.9 13 3 1279 ± 5 0.49 1 T0126 Peralkaline granite 1282 ± 3 2.9 28 17 1280 ± 4 1.4 1 T0136 Peralkaline granite 1279 ± 3 1.7 15 9 1278 ± 5 1.7 2 Nuiklavik
Image
Whole-rock major- and trace-element analyses for aphyric facies of the Nuik...
Published: 20 May 2021
Table 3. Whole-rock major- and trace-element analyses for aphyric facies of the Nuiklavik Volcanics. Sample no. (wt%) T0022A T0022C T0025 T0042 T0116 T0117 T0119 SiO 2 74.87 73.97 75.91 75.78 80.07 71.67 68.53 Al 2 O 3 9.70 9.45 9.36 9.10 7.99 8.57
Image
Representative photomicrographs of <span class="search-highlight">volcanic</span> lithologies from the Flowers Ri...
Published: 20 May 2021
Fig. 7. Representative photomicrographs of volcanic lithologies from the Flowers River area. (a) Large polycrystalline lithic clast of plagioclase and alkali feldspar in a chlorite-altered lithic-rich volcanic sample from the southwestern region of the caldera. Cross-polarized light. (b) Graphic
Image
Whole-rock major- and trace-element analyses for porphyritic facies of the ...
Published: 20 May 2021
Table 4. Whole-rock major- and trace-element analyses for porphyritic facies of the Nuiklavik Volcanics. ND – not determined. Sample no. (wt%) T0009A T0009B T0014 T0018 T0026A T0026B T0046 T0048 T0084 T0085 T0094 SiO 2 72.34 74.14 73.05 75.55 67.26