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Volume 17, Number 7
July, 1989
Geology Cover Image for Volume 17, Issue 7
ISSN: 0091-7613
EISSN: 1943-2682
Southern extension of the Independence dike swarm of eastern California
Eric William James
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Isotopic evidence for the origin of Mesozoic and Cenozoic granitic plutons in the northern Great Basin
G. C. Solomon; H. P. Taylor, Jr.
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Hollow form as a function of boulder size in the Valley and Ridge province, southwestern Virginia
Hugh H. Mills
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Possible effect of readily available iron in volcanic ash on the carbon to sulfur ratio in lower Paleozoic normal marine sediments and implications for atmospheric oxygen
Charles S. Spirakis
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Birthdate for the lapetus Ocean? A precise U-Pb zircon and baddeleyite age for the Long Range dikes, southeast Labrador
Sandra L. Kamo; Charles F. Gower; Thomas E. Krogh
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Oxygen-isotope composition of ground water and secondary minerals in Columbia Plateau basalts: Implications for the paleohydrology of the Pasco Basin
Paul P. Hearn, Jr.; William C. Steinkampf; Duane G. Horton; G. Cleve Solomon; L. Doug White; John R. Evans
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South Arch volcanic field—Newly identified young lava flows on the sea floor south of the Hawaiian Ridge
Peter W. Lipman; David A. Clague; James G. Moore; Robin T. Holcomb
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Evolution of continental crust in the Central Andes; constraints from Nd isotope systematics
J. F. Miller; N.B.W. Harris
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Multiple reactivation of coupled orthogonal fault systems: An example from the Kimberley region in north Western Australia
Stanley H. White; Marjorie D. Muir
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Erosion and infill of New York Finger Lakes: Implications for Laurentide ice sheet deglaciation
Henry T. Mullins; Edward J. Hinchey
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Chemical modification of east Greenland Tertiary magmas by two-liquid interdiffusion
Minik T. Rosing; Charles E. Lesher; Dennis K. Bird
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Landward vergence in the lower Paleozoic Southern Uplands-Down-Longford terrane, British Isles
John A. McCurry; T. Bernard Anderson
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Covariance of initial 87Sr/86Sr ratios, δ18O, and SiO2 in continental flood basalt suites: The role of contamination and alteration
Chris Harris
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Kyanite-garnet-bearing Cambrian rocks and Grenville granulites from the Ayer's Cliff, Quebec, Canada, lamprophyre dike suite: Deep crustal fragments from the northern Appalachians
Walter E. Trzcienski, Jr.; Nathalie Marchildon
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Environmental hazards of pyroclastic flows determined by numerical models
Greg A. Valentine; Kenneth H. Wohletz
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Recognition of Jurassic transport of rocks of the Roberts Mountains allochthon: Evidence from the Sonoma Range, north-central Nevada
Stephen D. Stahl
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Distribution and controls of platinum group element and base metal mineralization in the Darwendale subchamber of the Great Dyke, Zimbabwe
A. H. Wilson; A. J. Naldrett; M. Tredoux
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Isotopic evidence for paleohydrologic evolution of ground-water flow paths, southern Great Plains, United States
Alan R. Dutton; William W. Simpkins
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Anorogenic felsic magmatism, rift sedimentation, and giant Proterozoic Pb-Zn deposits
Frederick J. Sawkins
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Strong correlation of major earthquakes with solid-earth tides in part of the eastern United States
Robert E. Weems; William H. Perry, Jr.
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Shuttle radar images of wind streaks in the Altiplano, Bolivia
Ronald Greeley; Philip Christensen; Raul Carrasco
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Comment on "Diverse ages and origins of basement complexes, Luzon, Philippines"
Ulrich Knittel
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Comments and Reply on "Mesozoic overthrust tectonics in south China"
Sanjeev Gupta; John Rodgers; Kenneth J. Hsü; Sun Shu; Li Jiliang; Chen Haihong; Pen Haipo; A.M.C. Sengor
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Comment and Reply on "Characteristic trace-fossil associations in oxygen-poor sedimentary environments"
R. A. Wheatcroft; A. A. Ekdale; T. R. Mason
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Comment and Reply on "Metasomatic origin for Fe-Ti-rich multiphase inclusions in olivine from kimberlite xenoliths"
Richard L. Hervig; Martyn R. Drury; Herman L. M. van Roermund
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Book Review
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  • Online ISSN 1943-2682
  • ISSN 0091-7613
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