Enriched component of the proto-Icelandic mantle plume revealed in alkaline Tertiary lavas from East Greenland

Geology

Volumn 29, Issue 9, 2002, Pages 859-862

  Bernstein, Stefan ^a   Brooks, C Kent ^a   Stecher, Ole ^a  

^a UNIVERSITY OF COPENHAGEN   (Denmark)

Author keywords

Alkaline ultramafic lava; Flood basalt; High pressure melting; Magma mixing

Indexed keywords

LAVAS;

BASALT; CONTAMINATION; CRYSTALLIZATION; FLOODS; MELTING; RARE EARTH ELEMENTS;

ECOLOGY;

FLOOD BASALT; HIGH PRESSURE; MANTLE PLUME; MANTLE SOURCE; MIXING; TERTIARY; VOLCANISM;

GREENLAND;

EID: 84879882991     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(2001)029<0859:ECOTPI>2.0.CO;2     Document Type: Article

References (38)

1. Implications of a two-component marble-cake mantle
2. Two mantle sources, two plumbing systems: Tholeiitic and alkaline magmatism of the Maymecha River basin. Siberian flood volcanic province
3. Post break-up basaltic magmatism along the East Greenland Tertiary rifted margin
4. Tertiary alkaline basic volcanics in the Nunatak Region, north-East Greenland: New discoveries and their similarities to the maymechites of Siberia
5. Rifting and doming in southern East Greenland
6. The petrology and age of alkaline mafic lavas from the nunatak zone of central East Greenland
7. Melting of a complete section of recycled oceanic crust: Trace element and Pb isotopic evidence from Iceland
8. Geochemical morphology of the North Mid-Atlantic Ridge, 10°-24°N: Trace element-isotope complementarity
9. Thermal and chemical structure of the Iceland plume
10. Generation and polybaric differentiation of East Greenland early Tertiary flood basalts
11. Apatite, phosphorus and titanium in eclogitic garnet from the upper mantle
12. Crustal contamination in Palaeogene East Greenland flood basalts: Plumbing system evolution during continental rifting
13. Mantle geochemistry: The message from oceanic volcanism
14. Mantle plumes from ancient oceanic crust
15. Melting in the oceanic upper mantle: An ion microprobe study of diopsides in abyssal peridotites
16. Relative depletion of niobium in some arc magmas and the continental crust: Partitioning of K, Nb, La and Ce during melt/rock reaction in the upper mantle
17. The Iceland plume in space and time: A Sr-Nd-Pb-Hf study of the North Atlantic rifted margin
18. Major element heterogeneity in the mantle source of the North Atlantic igneous province
19. Geology and petrology of the lower Tertiary plateau basalts of the Scoresby Sund region, East Greenland. Part 2. Petrology
20. Osmium-isotope variations in Hawaiian lavas: Evidence for recycled oceanic lithosphere in the Hawaiian plume
21. Partial melting of a refractory subducted slab in a Paleoproterozoic island arc: Implications for global chemical cycles
22. Partial melting of subducted oceanic crust and isolation of its residual eclogitic lithology
23. Mantle reservoirs and ocean island basalts
24. The source regions of ocean island basalts
25. Olivine tholeiites from Krafla, Iceland: Evidence for variations in melt fraction within a plume
26. Alkaline dike swarms of the Gardiner Complex and the origin of ultramafic alkaline complexes
27. Structure and stratigraphy of the early Tertiary basalts of the Blosseville Kyst, East Greenland
28. Phase transformations and differentiation in subducted lithosphere: Implications from mantle dynamics, basalt petrogenesis, and crustal evolution
29. Origin of MORB and chemically-depleted mantle reservoirs: Trace element constraints
30. Fluid influence on the trace element compositions of subduction zone magmas
31. Evidence from the rare-earth element record of mantle melting for cooling of the Tertiary Iceland plume
32. Recent volcanic rocks from Jan Mayen: Low-degree melt fractions of enriched northeast Atlantic mantle
33. Geology and petrology of the lower Tertiary plateau basalts of the Scoresby Sund region. East Greenland, Part I. Geology
34. The origin of ocean island basalts end-member compositions: Trace-element and isotopic constraints
35. Magmatism at rift zones: The generation of volcanic continental margins and flood basalts