ARTICLE:

RICHARD A. SCHWEICKERT and DARREL S. COWAN

Early Mesozoic tectonic evolution of the western Sierra Nevada, California
Geological Society of America Bulletin 1975 v. 86, p. 1329-1336. [Abstract] [PDF]  

J. P. PLATT

Metamorphic and deformational processes in the Franciscan Complex, California: Some insights from the Catalina Schist terrane
Geological Society of America Bulletin 1975 v. 86, p. 1337-1347. [Abstract] [PDF]  

J. D. PHILLIPS, H. S. FLEMING, R. H. FEDEN, W. E. KING, and R. K. PERRY

Aeromagnetic study of the Mid-Atlantic Ridge near the Oceanographer Fracture Zone
Geological Society of America Bulletin 1975 v. 86, p. 1348-1357. [Abstract] [PDF]  

ANITA BAKER-BLOCKER, EDWARD CALLENDER, and PAUL D. JOSEPHSON

Trace-element and organic carbon content of surface sediment from Grand Traverse Bay, Lake Michigan
Geological Society of America Bulletin 1975 v. 86, p. 1358-1362. [Abstract] [PDF]  

R. H. GROSHONG, JR.

Strain, fractures, and pressure solution in natural single-layer folds
Geological Society of America Bulletin 1975 v. 86, p. 1363-1376. [Abstract] [PDF]  

JUERGEN REINHARDT and EDWARD WALL

Tomstown Dolomite (Lower Cambrian), central Appalachian Mountains, and the habitat of Salterella conulata
Geological Society of America Bulletin 1975 v. 86, p. 1377-1380. [Abstract] [PDF]  

JOHN C. EICHELBERGER

Origin of andesite and dacite: Evidence of mixing at Glass Mountain in California and at other circum-Pacific volcanoes
Geological Society of America Bulletin 1975 v. 86, p. 1381-1391. [Abstract] [PDF]  

ROBERT C. PALMQUIST

Preferred position model and subsurface symmetry of valleys
Geological Society of America Bulletin 1975 v. 86, p. 1392-1398. [Abstract] [PDF]  

G. W. SIMILA, W. A. PEPPIN, and T. V. McEVILLY

Seismotectonics of the Cape Mendocino, California, area
Geological Society of America Bulletin 1975 v. 86, p. 1399-1406. [Abstract] [PDF]  

K. F. SCHEIDEGGER and L. D. KULM

Late Cenozoic volcanism in the Aleutian Arc: Information from ash layers in the northeastern Gulf of Alaska
Geological Society of America Bulletin 1975 v. 86, p. 1407-1412. [Abstract] [Full Text] [PDF]  

GEORGE A. THOMPSON and RUSSELL ROBINSON

Gravity and Magnetic Investigation of the Twin Sisters Dunite, Northern Washington
Geological Society of America Bulletin 1975 v. 86, p. 1413-1422. [Abstract] [PDF]  

FREDERICK L. SAYLES, T.-L. KU, and PAUL C. BOWKER

Chemistry of ferromanganoan sediment of the Bauer Deep
Geological Society of America Bulletin 1975 v. 86, p. 1423-1431. [Abstract] [PDF]  

M. E. BICKFORD and T. F. CUDZILO

U-Pb age of zircon from Vernal Mesa-type quartz monzonite, Unaweep Canyon, west-central Colorado
Geological Society of America Bulletin 1975 v. 86, p. 1432-1434. [Abstract] [PDF]  

R. D. DALLMEYER, J. F. SUTTER, and D. J. BAKER

Incremental ⁴⁰Ar/³⁹Ar ages of biotite and hornblende from the northeastern Reading Prong: Their bearing on late Proterozoic thermal and tectonic history
Geological Society of America Bulletin 1975 v. 86, p. 1435-1443. [Abstract] [PDF]  

RANDALL L. GRESENS

Geochronology of Precambrian metamorphic rocks, north-central New Mexico
Geological Society of America Bulletin 1975 v. 86, p. 1444-1448. [Abstract] [PDF]  

ALISTAIR N. BAXTER

Petrology of the Older Series lavas from Mauritius, Indian Ocean
Geological Society of America Bulletin 1975 v. 86, p. 1449-1458. [Abstract] [PDF]  

ATHOL D. ABRAHAMS

Topologically random channel networks in the presence of environmental controls
Geological Society of America Bulletin 1975 v. 86, p. 1459-1462. [Abstract] [PDF]  

G. BRENT DALRYMPLE, R. D. JARRARD, and D. A. CLAGUE

K-Ar ages of some volcanic rocks from the Cook and Austral Islands
Geological Society of America Bulletin 1975 v. 86, p. 1463-1467. [Abstract] [PDF]  

MARTHA H. HICKMAN and JOHN WAKEFIELD

Tectonic implications of new geochronologic data from the Limpopo belt at Pikwe, Botswana, southern Africa
Geological Society of America Bulletin 1975 v. 86, p. 1468-1472. [Abstract] [Full Text] [PDF]  

C. R. TWIDALE and JENNIFER A. BOURNE

Episodic exposure of inselbergs
Geological Society of America Bulletin 1975 v. 86, p. 1473-1481. [Abstract] [PDF]  

DISCUSSION AND REPLY:

W. T. WARD

Geology of coral terraces, Huon Peninsula, New Guinea: A study of Quaternary tectonic movements and sea-level changes: Discussion and reply: Discussion
Geological Society of America Bulletin 1975 v. 86, p. 1482-1484. [Abstract] [PDF]  

J. CHAPPELL

Geology of coral terraces, Huon Peninsula, New Guinea: A study of Quaternary tectonic movements and sea-level changes: Discussion and reply: Reply
Geological Society of America Bulletin 1975 v. 86, p. 1484-1486. [Abstract] [PDF]  

A.H.G. MITCHELL

Evolution and global tectonics: Petrogenic view: Discussion and reply: Discussion
Geological Society of America Bulletin 1975 v. 86, p. 1487. [Abstract] [PDF]  

ALBERT E. J. ENGEL, SONJA P. ITSON, CELESTE G. ENGEL, DALE M. STICKNEY, and EDWARD J. CRAY, JR.

Evolution and global tectonics: Petrogenic view: Discussion and reply: Reply
Geological Society of America Bulletin 1975 v. 86, p. 1488. [Abstract] [PDF]  

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