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Holocene lavas in Bárðardalur, NE-Iceland
Figure 5. Sr-Nd, Sr-Hf, and Nd-Hf isotopic variations in (a,c,e) Bárðarbunga basement rocks and other vol-
canic units north of Vatnajökull and (b,d,f) the Bárðardalur region. Grey points denote published data from
Bárðarbunga and the NRZ (Hémond et al., 1993; Kempton et al., 2000; Breddam, 2002; Stracke et al., 2003;
Thirlwall et al., 2004; Kokfelt et al., 2006; Halldórsson et al., 2008; Peate et al., 2010; Kuritani et al., 2011;
Pernet-Fisher, 2012; Koornneef et al., 2012; Shorttle et al., 2013; Sims et al., 2013; Manning and Thirlwall,
2014). WR: whole rock; GR: groundmass. – Breytileiki Sr-Nd, Sr-Hf og Nd-Hf samsæta: (a,c,e) berggrunns
Bárðarbungu og annarra goseininga norðan Vatnajökuls og (b,d,f) hrauna Bárðardals.
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