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Issues
Volume 81, Number 8
August 1970
ISSN 0016-7606
EISSN 1943-2674
High Temperature Flow of Dunite and Peridotite
GSA Bulletin August 01, 1970, Vol.81, 2181-2202. doi:https://doi.org/10.1130/0016-7606(1970)81[2181:HTFODA]2.0.CO;2
Syntectonic Recrystallization of Olivine and Modes of Flow in the Upper Mantle
GSA Bulletin August 01, 1970, Vol.81, 2203-2220. doi:https://doi.org/10.1130/0016-7606(1970)81[2203:SROOAM]2.0.CO;2
Determination of Finite Strain and Initial Shape from Deformed Elliptical Objects
GSA Bulletin August 01, 1970, Vol.81, 2221-2236. doi:https://doi.org/10.1130/0016-7606(1970)81[2221:DOFSAI]2.0.CO;2
Origin and History of Abyssal Hills in the Northeast Pacific Ocean
GSA Bulletin August 01, 1970, Vol.81, 2237-2260. doi:https://doi.org/10.1130/0016-7606(1970)81[2237:OAHOAH]2.0.CO;2
Late Paleozoic Glaciation: II, Africa Exclusive of the Karroo Basin
GSA Bulletin August 01, 1970, Vol.81, 2261-2286. doi:https://doi.org/10.1130/0016-7606(1970)81[2261:LPGIAE]2.0.CO;2
Block Faulting and Development of Drainage, Northern Madison Mountains, Montana
GSA Bulletin August 01, 1970, Vol.81, 2287-2298. doi:https://doi.org/10.1130/0016-7606(1970)81[2287:BFADOD]2.0.CO;2
Oxygen Isotopic Studies of Calcareous and Pelitic Metamorphic Rocks, New England
GSA Bulletin August 01, 1970, Vol.81, 2299-2316. doi:https://doi.org/10.1130/0016-7606(1970)81[2299:OISOCA]2.0.CO;2
Geochronology of Tertiary Igneous Rocks in Central Nevada
GSA Bulletin August 01, 1970, Vol.81, 2317-2328. doi:https://doi.org/10.1130/0016-7606(1970)81[2317:GOTIRI]2.0.CO;2
Volcanic History of the San Juan Mountains, Colorado, as Indicated by Potassium–Argon Dating
GSA Bulletin August 01, 1970, Vol.81, 2329-2352. doi:https://doi.org/10.1130/0016-7606(1970)81[2329:VHOTSJ]2.0.CO;2
Stratigraphy and Petrology of the Nonmarine Honda Group (Miocene), Upper Magdalena Valley, Colombia
GSA Bulletin August 01, 1970, Vol.81, 2353-2374. doi:https://doi.org/10.1130/0016-7606(1970)81[2353:SAPOTN]2.0.CO;2
Upper Cayugan and Helderbergian Stratigraphy of Southeastern New York and Northern New Jersey
GSA Bulletin August 01, 1970, Vol.81, 2375-2402. doi:https://doi.org/10.1130/0016-7606(1970)81[2375:UCAHSO]2.0.CO;2
Structural Development of Five Springs Creek Area, Bighorn Mountains, Wyoming
GSA Bulletin August 01, 1970, Vol.81, 2403-2416. doi:https://doi.org/10.1130/0016-7606(1970)81[2403:SDOFSC]2.0.CO;2
Metamorphosed and Nonmetamorphosed Paleozoic Rocks in the Wood Hills and Pequop Mountains, Northeast Nevada
GSA Bulletin August 01, 1970, Vol.81, 2417-2448. doi:https://doi.org/10.1130/0016-7606(1970)81[2417:MANPRI]2.0.CO;2
An Essay on Genetic-Adaptive Strategies and Mass Extinctions
GSA Bulletin August 01, 1970, Vol.81, 2449-2456. doi:https://doi.org/10.1130/0016-7606(1970)81[2449:AEOGSA]2.0.CO;2
Coincidence of High Sea Level with Cold Climate and Low Sea Level with Warm Climate: Evidence from Carbonate Rocks
GSA Bulletin August 01, 1970, Vol.81, 2457-2458. doi:https://doi.org/10.1130/0016-7606(1970)81[2457:COHSLW]2.0.CO;2
Preliminary Survey of the Microseismicity of the Northeastern Caribbean
GSA Bulletin August 01, 1970, Vol.81, 2459-2464. doi:https://doi.org/10.1130/0016-7606(1970)81[2459:PSOTMO]2.0.CO;2
Pleistocene Mountain Glaciation, Northern Vermont
GSA Bulletin August 01, 1970, Vol.81, 2465-2470. doi:https://doi.org/10.1130/0016-7606(1970)81[2465:PMGNV]2.0.CO;2
Structural Trends in the Southernmost North American Precambrian, Oaxaca, Mexico
GSA Bulletin August 01, 1970, Vol.81, 2471-2476. doi:https://doi.org/10.1130/0016-7606(1970)81[2471:STITSN]2.0.CO;2
An Allochthonous Peat Deposit from Southern Florida
GSA Bulletin August 01, 1970, Vol.81, 2477-2482. doi:https://doi.org/10.1130/0016-7606(1970)81[2477:AAPDFS]2.0.CO;2
Paracrystalline Microboudinage in a Metamorphic Reaction Sequence
GSA Bulletin August 01, 1970, Vol.81, 2483-2486. doi:https://doi.org/10.1130/0016-7606(1970)81[2483:PMIAMR]2.0.CO;2
Chemical Relations between Keweenawan Lavas and the Duluth Complex, Minnesota
GSA Bulletin August 01, 1970, Vol.81, 2487-2496. doi:https://doi.org/10.1130/0016-7606(1970)81[2487:CRBKLA]2.0.CO;2
Soil Contamination in the White Mountains, Eastern California
GSA Bulletin August 01, 1970, Vol.81, 2497-2506. doi:https://doi.org/10.1130/0016-7606(1970)81[2497:SCITWM]2.0.CO;2
Stress Analysis Based on Albite Twinning of Plagioclase Feldspars
GSA Bulletin August 01, 1970, Vol.81, 2507-2512. doi:https://doi.org/10.1130/0016-7606(1970)81[2507:SABOAT]2.0.CO;2
Environmental Determinations Using Absolute Miospore Frequency, Mississippi River Delta
GSA Bulletin August 01, 1970, Vol.81, 2513-2518. doi:https://doi.org/10.1130/0016-7606(1970)81[2513:EDUAMF]2.0.CO;2
Patterns of Devonian Sand on the North American Craton and Their Interpretation: Discussion
GSA Bulletin August 01, 1970, Vol.81, 2519-2520. doi:https://doi.org/10.1130/0016-7606(1970)81[2519:PODSOT]2.0.CO;2
Patterns of Devonian Sand on the North American Craton and Their Interpretation: Reply
GSA Bulletin August 01, 1970, Vol.81, 2521-2522. doi:https://doi.org/10.1130/0016-7606(1970)81[2521:PODSOT]2.0.CO;2
Limestones and Red Soils of Bermuda: Discussion
GSA Bulletin August 01, 1970, Vol.81, 2523-2524. doi:https://doi.org/10.1130/0016-7606(1970)81[2523:LARSOB]2.0.CO;2
Limestones and Red Soils of Bermuda: Reply
GSA Bulletin August 01, 1970, Vol.81, 2525-2526. doi:https://doi.org/10.1130/0016-7606(1970)81[2525:LARSOB]2.0.CO;2
Snowflake Texture Not Diagnostic of Devitrified Ash-Flow Tuffs: Discussion
GSA Bulletin August 01, 1970, Vol.81, 2527-2528. doi:https://doi.org/10.1130/0016-7606(1970)81[2527:STNDOD]2.0.CO;2
Snowflake Texture Not Diagnostic of Devitrified Ash-Flow Tuffs: Reply
GSA Bulletin August 01, 1970, Vol.81, 2529-2530. doi:https://doi.org/10.1130/0016-7606(1970)81[2529:STNDOD]2.0.CO;2
Sedimentary Evidence for the Allochthonous Origin of Stigmaria, Carboniferous, Nova Scotia: Discussion
GSA Bulletin August 01, 1970, Vol.81, 2531-2534. doi:https://doi.org/10.1130/0016-7606(1970)81[2531:SEFTAO]2.0.CO;2
Sedimentary Evidence for the Allochthonous Origin of Stigmaria, Carboniferous, Nova Scotia: Reply
GSA Bulletin August 01, 1970, Vol.81, 2535-2538. doi:https://doi.org/10.1130/0016-7606(1970)81[2535:SEFTAO]2.0.CO;2
