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Research Output

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Article
1994

Palaeomagnetic results from the Timbavati gabbros in the Kruger National Park, South Africa

Hargraves, R. B., Hattingh, P. J. & Onstott, T. C., Jan 1 1994, In : South African Journal of Geology. 97, 2, p. 114-118 5 p.

Research output: Contribution to journalArticle

25 Scopus citations
1993

40Ar/39Ar dating of plutonic/metamorphic rocks from Chinmen Island off southeast China and its tectonic implications

Ching-Hua Lo, L., Onstott, T. C. & Chihming Wang Lee, W. L., Jan 1 1993, In : Journal - Geological Society of China. 36, 1, p. 35-55 21 p.

Research output: Contribution to journalArticle

21 Scopus citations

Alumina ceramic as a mounting medium for electron microprobe analysis and 40Ar/39Ar laser microprobe dating of mineral grains

Cohen, H. A., Cumbest, R. J. & Onstott, T. C., Jun 25 1993, In : Chemical Geology. 106, 3-4, p. 443-452 10 p.

Research output: Contribution to journalArticle

1 Scopus citations
1992

Paleomagnetism of the late Triassic Hound Island volcanics: revisited

Haeussler, P., Coe, R. S. & Onstott, T. C., Jan 1 1992, In : Journal of Geophysical Research. 97, B13, p. 19,617-19,639

Research output: Contribution to journalArticle

20 Scopus citations

Pseudotachylites of the Beaverhead impact structure: Geochemicaly geochronological, petrographic, and field investigations

Fiske, P. S., Hargraves, R. B., Onstott, T. C., Koeberl, C. & Hougen, S. B., Jan 1 1992, In : Special Paper of the Geological Society of America. 293, p. 163-176 14 p.

Research output: Contribution to journalArticle

3 Scopus citations
1991

40 Ar/ 39 Ar constraints on the emplacement, uplift and cooling of the Coast Plutonic Complex sill, southeastern Alaska

Wood, D. J., Stowell, H. H., Onstott, T. C. & Hollister, L. S., Jan 1 1991, In : Geological Society of America Bulletin. 103, 7, p. 849-860 12 p.

Research output: Contribution to journalArticle

27 Scopus citations

Application of 40Ar 39Ar laser-probe and step-heating techniques to the dating of diagenetic K-feldspar overgrowths

Girard, J. P. & Onstott, T. C., Jan 1 1991, In : Geochimica et Cosmochimica Acta. 55, 12, p. 3777-3793 17 p.

Research output: Contribution to journalArticle

33 Scopus citations

Incremental heating of hornblende in vacuo: implications for 40 Ar/ 39 Ar geochronology and the interpretation of thermal histories

Lee, J. K. W., Onstott, T. C., Cashman, K. V., Cumbest, R. J. & Johnson, D., Jan 1 1991, In : Geology. 19, 9, p. 872-876 5 p.

Research output: Contribution to journalArticle

86 Scopus citations

Laser microprobe measurement of chlorine and argon zonation in biotite

Onstott, T. C., Phillips, D. & Pringle-Goodell, L., Mar 25 1991, In : Chemical Geology. 90, 1-2, p. 145-168 24 p.

Research output: Contribution to journalArticle

55 Scopus citations
38 Scopus citations
1990

40Ar/39Ar dating of 1.0-1.1 Ga magnetizations from the São Francisco and Kalahari cratons: tectonic implications for Pan-African and Brasiliano mobile belts

Renne, P. R., Onstott, T. C., D'Agrella-Filho, M. S., Pacca, I. G. & Teixeira, W., Dec 1990, In : Earth and Planetary Science Letters. 101, 2-4, p. 349-366 18 p.

Research output: Contribution to journalArticle

92 Scopus citations
50 Scopus citations

Fitting straight lines and planes with an application to radiometric dating

Kent, J. T., Watson, G. S. & Onstott, T. C., Feb 1990, In : Earth and Planetary Science Letters. 97, 1-2, p. 1-17 17 p.

Research output: Contribution to journalArticle

32 Scopus citations

Magnetostratigraphy of the San Francisco Volcanic Field, Arizona

Tanaka, K. L., Onstott, T. C. & Shoemaker, E. M., Jan 1 1990, In : US Geological Survey Bulletin. 1929

Research output: Contribution to journalArticle

6 Scopus citations

Paleomagnetic evidence for the evolution of Meso- to Neo-proterozoic glaciogenic rocks in central-eastern Brazil

D'Agrella-Filho, M. S., Pacca, I. G., Teixeira, W., Onstott, T. C. & Renne, P. R., Nov 1990, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 80, 3-4, p. 255-265 11 p.

Research output: Contribution to journalArticle

20 Scopus citations

Paleomagnetism of Middle Proterozoic (1.01 to 1.08 Ga) mafic dykes in southeastern Bahia State-São Francisco Craton, Brazil

D'Agrella-Filho, M. S., Pacca, I. G., Renne, P. R., Onstott, T. C. & Teixeira, W., Dec 1990, In : Earth and Planetary Science Letters. 101, 2-4, p. 332-348 17 p.

Research output: Contribution to journalArticle

53 Scopus citations
1989

39Ar recoil artifacts in chloritized biotite

Ching-Hua, L. & Onstott, T. C., Oct 1989, In : Geochimica et Cosmochimica Acta. 53, 10, p. 2697-2711 15 p.

Research output: Contribution to journalArticle

136 Scopus citations

40Ar/39Ar and U-Pb evidence for late proterozoic (Grenville-age) continental crust in north-central Cuba and regional tectonic implications

Renne, P. R., Mattinson, J. M., Hatten, C. W., Somin, M., Onstott, T. C., Millán, G. & Linares, E., Mar 1989, In : Precambrian Research. 42, 3-4, p. 325-341 17 p.

Research output: Contribution to journalArticle

45 Scopus citations

40Ar/39Ar laser-probe dating of diamond inclusions from the Premier kimberlite

Phillips, D., Onstott, T. C. & Harris, J. W., Jan 1 1989, In : Nature. 340, 6233, p. 460-462 3 p.

Research output: Contribution to journalArticle

44 Scopus citations

40Ar/39Ar thermochronometry of the Imataca Complex, Venezuela

Onstott, T. C., Hall, C. M. & York, D., Mar 1989, In : Precambrian Research. 42, 3-4, p. 255-291 37 p.

Research output: Contribution to journalArticle

56 Scopus citations

Initial argon in amphiboles from the Chugach Mountains, southern Alaska

Onstott, T. C., Sisson, V. B. & Turner, D. L., Jan 1 1989, In : Journal of Geophysical Research. 94, B4, p. 4361-4372 12 p.

Research output: Contribution to journalArticle

22 Scopus citations

Petrologic and age constraints on the origin of a low-pressure/high- temperature metamorphic complex, southern Alaska

Sisson, V. B., Hollister, L. S. & Onstott, T. C., Jan 1 1989, In : Journal of Geophysical Research. 94, B4, p. 4392-4410 19 p.

Research output: Contribution to journalArticle

99 Scopus citations

P-T-time characterization of the Trans-Amazonian Orogeny in the Imataca Complex, Venezuela

Swapp, S. M. & Onstott, T. C., Mar 1989, In : Precambrian Research. 42, 3-4, p. 293-314 22 p.

Research output: Contribution to journalArticle

20 Scopus citations
1988

Argon isotopic zoning in mantle phlogopite

Phillips, D. & Onstott, T. C., Jan 1 1988, In : Geology. 16, 6, p. 542-546 5 p.

Research output: Contribution to journalArticle

87 Scopus citations

Laser-selective demagnetizaton: A new technique in paleomagnetism and rock magnetism

Renne, P. R. & Onstott, T. C., Jan 1 1988, In : Science. 242, 4882, p. 1152-1155 4 p.

Research output: Contribution to journalArticle

12 Scopus citations

Reconnaissance geochronology, tectonothermal evolution, and regional significance of the middle proterozoic choma-kalomo block, Southern Zambia

Hanson, R. E., Wilson, T. J., Brueckner, H. K., Onstott, T. C., Wardlaw, M. S., Johns, C. C. & Hardcastle, K. C., Nov 1988, In : Precambrian Research. 42, 1-2, p. 39-61 23 p.

Research output: Contribution to journalArticle

51 Scopus citations

The influence of microstructures on the relationship between argon retentivity and chemical composition of hornblende

Onstott, T. C. & Pringle-Goodell, L., Aug 1988, In : Geochimica et Cosmochimica Acta. 52, 8, p. 2167-2168 2 p.

Research output: Contribution to journalArticle

11 Scopus citations
1987
18 Scopus citations

Argon retentivity of hornblendes: A field experiment in a slowly cooled metamorphic terrane

Onstott, T. C. & Peacock, M. W., Nov 1987, In : Geochimica et Cosmochimica Acta. 51, 11, p. 2891-2903 13 p.

Research output: Contribution to journalArticle

120 Scopus citations

No short reversals of Brunhes Age recorded in the Toba Tuffs, north Sumatra, Indonesia

Diehl, J. F., Onstott, T. C., Chesner, C. A. & Knight, M. D., Jul 1987, In : Geophysical Research Letters. 14, 7, p. 753-756 4 p.

Research output: Contribution to journalArticle

34 Scopus citations
1986
21 Scopus citations
10 Scopus citations
42 Scopus citations
10 Scopus citations

Dating blueschist metamorphism: A combined 40Ar/39Ar and electron microprobe approach

Sisson, V. B. & Onstott, T. C., Jan 1 1986, In : Geochimica et Cosmochimica Acta. 50, 9, p. 2111-2117 7 p.

Research output: Contribution to journalArticle

51 Scopus citations
1984
53 Scopus citations
1981

Proterozoic transcurrent tectonics: Palaeomagnetic evidence from Venezuela and Africa

Onstott, T. C. & Hargraves, R. B., Dec 1 1981, In : Nature. 289, 5794, p. 131-136 6 p.

Research output: Contribution to journalArticle

68 Scopus citations
1980

Application of the Bibgham distribution function in palaeomagnetic studies.

Onstott, T. C., Jan 1 1980, In : Journal of Geophysical Research. 85, B3, p. 1500-1510 11 p.

Research output: Contribution to journalArticle

81 Scopus citations

Paleomagnetic results from some Southern African kimberlites, and their tectonic significance.

Hargraves, R. B. & Onstott, T. C., Jan 1 1980, In : Journal of Geophysical Research. 85, B7, p. 3587-3596 10 p.

Research output: Contribution to journalArticle

27 Scopus citations