 | | Journal (article/letter/editorial) | | B. Grocke a,b,∗ , Elizabeth Cottrell a , Shanaka de Silva b , Katherine A. Kelley c a b c Smithsonian...subducted components in the mantle source (elevated La/Nb) result in magmas that record systematically higher...Cottrell and Kelley, 2011; Crabtree and Lange, 2012; de Moor et al., 2013; Kelley and Cottrell, 2012) or...712, Table 1; Davidson et al., 1991; Davidson and de Silva, 1995; Folkes et al., 2013; Kay et al., 2011;...spectroscopy, and the f O2 determined from magnetite–ilmenite pairs. We provide quantitative documentation of |  | | Journal (article/letter/editorial) | | Frost1,*, B. Ronald Frost1, and James S. Beard2 Department of Geology and Geophysics, University of Wyoming...the main subcaldera magma reservoir and extra-caldera lavas (Hildreth et al. 1991). The rhyolites have...Late Cretaceous Tuolumne intrusive series in the Sierra Nevada batholith, California (Coleman et al. 2012)...associated felsic volcanism of the Etendeka-Paraná province. The ~23 km diameter intrusive complex is composed...in rutile and to a lesser extent in magnetite, ilmenite, and hornblende (Pearce and Norry 1979; Xiong |  | | Journal (article/letter/editorial) | | University, PO Box 600, Wellington 6140, New Zealand Department of Earth Sciences, Durham University, Science...38–57 and Dungan, 2002; Bachmann et al., 2002), Cerro Galan ignimbrite (Folkes et al., 2011; Francis et...et al., 1996)? The rapid rates of generation and ‘de-generation’ by crystallisation of eruptible melt-dominant... The Mangakino volcanic centre is a composite caldera structure located on and in part defining the northwestern...be subdivided into two intense periods of large caldera-forming eruptions from 1.60 to 1.53 Ma, and 1.21 |
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