Miocene and pliocene volcanic rocks of the addis ababa-debra berhan area (ethiopia). Geo-petrographic and radiometric study E. Justin-VisentinM. NicolettiB. Zanettin OriginalPaper Pages: 237 - 253
The geochemistry of El Misti volcano, Peru fumaroles R. W. BirnieJ. H. Hall OriginalPaper Pages: 1 - 15
Transitional basalts of alkaline or tholeiitic affinity in the somali trap series (southeastern margin of the main Ethiopian rift from 8° 10′ to 8° 70′ Lat. N) P. BrotzuL. MorbidelliG. Traversa OriginalPaper Pages: 254 - 269
Structural control of volcanism in the McMurdo Volcanic Group, Antarctica P. R. KyleJ. W. Cole OriginalPaper Pages: 16 - 25
Geophysical observations on an exposed seamount in the Afar Depression C. G. A. HarrisonM. M. Ball OriginalPaper Pages: 26 - 43
L’utilisation des coulées ultrabasiques dans la recherche minière: esquisse structurale et lithostratigraphique de La Motte (Abitibi-Est, Québec, Canada) L. Imreh OriginalPaper Pages: 291 - 314
Nature et origine des phénocristaux de quartz des laves de Martinique, Petites Antilles R. ClocchiattiD. Westercamp OriginalPaper Pages: 44 - 64
A prototype global volcano surveillance system monitoring seismic activity and tilt E. T. EndoP. L. WardJ. P. Eaton OriginalPaper Pages: 315 - 344
Nature and origin of microphenocrysts in a basalt P. J. DesaiA. T. Anderson Jr. OriginalPaper Pages: 65 - 72
The composition of basaltic lavas from Bayuda, Sudan and their place in the cainozoic volcanic history of north-east Africa D. C. Almond OriginalPaper Pages: 345 - 360
Liparitic volcanism of some regional volcanic structures in Kazakhstan, Middle Asia and Caucasus A. A. Lebedev-ZinovievL. V. Chesnokov OriginalPaper Pages: 73 - 82
Major-element petrochemistry of some extrusive rocks from the volcanically active Mariana Islands E. E. LarsonR. L. ReynoldsK. Hirooka OriginalPaper Pages: 361 - 377
Classification of volcanic rocks with particular reference to the rocks of New South Wales, Australia E. A. K. Middlemost OriginalPaper Pages: 83 - 97
Quaternary maar volcanism near karapinar in central Anatolia J. Keller OriginalPaper Pages: 378 - 396
Evolution of the Vico lavas, Roman volcanic region, Italy A. CundariP. P. Mattias OriginalPaper Pages: 98 - 114
Pétrographie du Rugarama, dernier cône adventif du volcan Nyamuragira (1971) (Rift W. - africain) A. Pouclet OriginalPaper Pages: 397 - 424
Géologie des volcans quaternaires des Nevados de Chillán (Chili) B. DeruelleJ. Deruelle OriginalPaper Pages: 425 - 444
Les sublimés volcaniques du Rugarama (Région du Kivu, République du Zaïre) M. Deliens OriginalPaper Pages: 124 - 135
The 1972 Eruption of Kartala volcano, grande comore B. G. J. UptonW. J. WadsworthE. Latrille OriginalPaper Pages: 136 - 148
Interpretation of gravity and magnetic anomalies near Naples, Italy, using computer techniques E. CarraraF. IacobucciA. Rapolla OriginalPaper Pages: 458 - 467
Reconnaissance geophysics and geology of the Pinacate craters, Sonora, Mexico C. A. Wood OriginalPaper Pages: 149 - 172
Role of the alkali feldspars fractionation in the evolution of the pantelleria peralkaline silicic rocks L. Villari OriginalPaper Pages: 468 - 480
Volume relations between palagonite and authigenic minerals in hyaloclastites, and its bearing on the rate of palagonitization H Furnes OriginalPaper Pages: 173 - 186
Dike swarms, volcanism and tectonics of the western Afar margin along the Kombolcha-Eloa traverse (Ethiopia) E. Justin-VisentinB. Zanettin OriginalPaper Pages: 187 - 205
The karthala caldera, grande comore an historical note M. Newitt Remarques Et Discussions Pages: 493 - 494
Petrological features of boseti mountains, a complex volcanic system in the axial portion of the main Ethiopian rift P. BrotzuL. MorbidelliG. Traversa OriginalPaper Pages: 206 - 234