 | | Journal (article/letter/editorial) | | Iherzolite-bearing phonolitic lavas from Nigeria, Australia, East Germany and New Zealand ANTHONYJ. IRVING*...La Trobe University. Bundoora. Victoria 3083. Australia (Receiued 6 July 1979; orcepred in revisedform...Bokkos (Nigeria), Phonolite Hill (northeastern Australia) and Heldbmg (East Germany) is consistent with...associated lavas ranging from hawaiitic nepheline mugearite to nepheline benmoreite can be modeled very well...mafic nepheline benmoreite from Pigroot (New Zealand) to basanitic lavas of the East Otago province is not |  | | Journal (article/letter/editorial) | | crustal and upper mantle xenolitbs from north Queensland: Chemical and isotopic evidence bearing on the...Tasmania, Box 252C, G.P.O., Hobart, Tasmania, 7001, Australia ‘Department of Earth Sciences, University of Leeds...mafic granulite xenoliths from cone U32, north Queensland display mineralogical and chemical evidence for...homblendite, and very similar values to the host nepheline mugearite and an amphibole megacryst. The chemical...felsic granulites) from cone #32, a low-relief nepheline mugearite scoria cone which is located about 270 |  | | Journal (article/letter/editorial) | | old est known of these rocks on the Earth. A volcanic sec tion that consists of carbonatite, alkaline...for unique peralkaline nepheline syenite plutons of the Kola alkaline province. The ultraperalkaline eudia...to the eud ialyte ores hosted in the largest nepheline syenite plu tons, i.e., the Lovozero in the Kola...Transvaal province, South Africa. Eudialyte is a typomorphic Zr mineral in almost all known nepheline syenite...less abun dant in phonolites, i.e., volcanic counterparts of nepheline syenites especially as a rockforming |  | Liu, Yong-Sheng, Gao, Shan, Jin, Shu-Yan, Hu, Sheng-Hong, Sun, Min, Zhao, Zu-Bin, Feng, Jia-Lin (2001) Geochemistry of lower crustal xenoliths from Neogene Hannuoba basalt, North China craton: implications for petrogenesis and lower crustal composition. Geochimica et Cosmochimica Acta, 65 (15) 2589-2604 doi:10.1016/s0016-7037(01)00609-3 | Journal (article/letter/editorial) | | (Fig. 1) and extends north to the Inner Mongolian Province, covering an area of ⬎1700 km2. The basalts are...xenoliths. of one metapelite xenolith from north Queensland was thought to indicate the time when the rock...for the lower crustal xenoliths from McBride volcanic province; K ⫽ Kempton et al. (1990) for the lower...lower crustal xenoliths from Geronimo volcanic field; A ⫽ heat productivity (W m⫺3). The xenolith and...coefficients of trace elements: Application to volcanic rocks of St. Vincent, West Indies. Geochim. Cosmochim |
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