 | | Journal (article/letter/editorial) | | The Peralkaline Volcanic Suite of Aden and Little Aden, South Arabia by K. G. cox,* i. G. GASS,-)-1 and...between the town of Aden and the southern entrance to the Red Sea (Fig. 1). Aden, Little Aden, and Ras Imran...volcanic rocks of Aden, Little Aden, and Ras Imran, here designated as belonging to the Aden Volcanic Series...about 5 m.y. ago. In its major element chemistry the Aden Volcanic Series is intermediate between the alkaline...eruption of the Yemen Trap Series, the upper part of which is petrologically similar to the Aden Volcanic Series |  | Upton, B. G. J., Macdonald, R., Odling, N., Rämö, O. T., Bagiński, B. (2013) Kûngnât, revisited. A review of five decades of research into an alkaline complex in South Greenland, with new trace-element and Nd isotopic data. Mineralogical Magazine, 77 (4) 523-550 doi:10.1180/minmag.2013.077.4.11 | Journal (article/letter/editorial) | | magma chamber (or chambers) beneath a central-type volcano, exhibits various features of petrological interest...abruptly with an ultramafic base largely composed of fayalite, hedenbergite and magnetite cumulus, with large...primarily to the large density difference between fayalite and alkali feldspar (~4.35 and ~2.59 g/cm3 respectively...Crossed nicols, 620. (c) A fayalite-rich mafic horizon in the WULS. The fayalite crystals (open stipple)...such as the peralkaline trachytes of Menengai volcano, Kenya (Macdonald et al., 2011), and in experimental |  | | Book (volume) | | ............ A. The Sheba Ridge and the Gulf of Aden .......................... B. The Carlsberg Ridge...................... 247 Chapter 6. The Gulf of Aden and N.W. Arabian Sea Z. R. Beydoun I. Introduction................................... C. The Gulf of Aden and N. W. Arabian Sea ....................... IV...fractions from the western Indian Ocean and Gulf of Aden (Deep Sea Drilling Project, Leg 24), in: Initial...mid-ocean ridges which extends from the Gulf of Aden, with the Sheba Ridge, the Carlsberg Ridge, and |  | | Journal (article/letter/editorial) | | has been outlined by Cox et al. (1979) for the Aden volcano. 284 m 1500 D. STEPHENSON AND B. G. J. U...e v e n t u a l d i s a p p e a r a n c e o f fayalite. T h e l o n g stability r a n g e o f olivine...pyroxenes and fayalite instability is also apparent in most other Gardar suites. Fayalite thus remains...decreasing temperature along a curve close to the fayalite-magnetite-quartz buffer (FMQ)] is lifted above...above the buffer curve and out of the fayalite-stabilityfield. Such an observation was also made by Nash |  | | Journal (article/letter/editorial) | | 175-187 0133 Baker, M. C. W.; and Vogt, P. R. Volcano spacing, fractures, and thickness of the lithosphere...Genetic implications of Sr isotopic data from the Aden Volcano, South Arabia 31(1): 161-166 0443 Carver,...A.; and Lanphere, M. A. Revised age for Midway Volcano, Hawaiian volcanic chain 37(1): 107-116 0632...ultrabasic xenoliths and host-rocks, Lashaine volcano, Tanzania 9(1): 87-92 1285 Hyndman, R. D.; and...34(2): 321-325 1836 Molar, P. A.; and Wood, C. A. Volcano spacings and lithospheric attenuation in the Eastern |  | | Book | | ordinary to enstatite chondrites. The average fayalite content of olivine (or ferrosilite content of...have indeed been observed in lavas from Koolau volcano, Oahu (Hawaiian Islands) (Blichert-Toft et al....melting region 2.03.2.2 Section in ed discuss as , volcano a single these on “mesoscale” heterogeneities....oceanic d ical fingerprint of recycle Hawai , Volcano Loa Mauna from melt inclusions EM-1 143/144 Heard...post-erosional, highly alkalic phase aS of Koolau Volcano, 89 Oahu, Hawaii, may be an example where |  | | Book | | serpentine, magnetite, nickel-bearing sulfides, fayalite, and hedenbergite (Krot et al., 2000d). CR (Renazzo-like)...phyllosilicates, magnetite, nickel-rich sulfides, fayalite (Fa95 – 100), and hedenbergite (Hua and Buseck... Classification of Chondritic Meteorites Figure 14 Fayalite (Fa) content (mol.%) in olivine versus Co content...compositions. These meteorites have generally lower fayalite in olivine (Fa13 – 15), ferrosilite in orthopyroxene...volcanic rocks, and unusual lithic clasts with fayalite þ Ba-rich K-feldspar þ silica þ plagioclase (photograph |
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