 | 1973 - عدد الصفحات: 1304
...Soc. America Bull., v. 81, no. 3, p. 909-910, 1970. 04016 Armstrong, Richard Lee; Besancon, James. A Triassic time scale dilemma — K-Ar dating of Upper...postUpper Triassic plutons, western Idaho, USA: Eclogae Geol. Helvetiae, v. 63, no. 1, p. 15-28, illus., tables, 1970. Arnold, Allan. See Walton, Brian J.... | |
 | Geological Survey (U.S.) - 1971 - عدد الصفحات: 890
...the standard muscovite Berne 4 M are listed. — GV 291-023 Armstrong, Richard Lee; Besancon, James. A Triassic time scale dilemma- KAr dating of Upper...and post-Upper Triassic plutons, western Idaho, USA, in Geochronology of Phanerozoic orogenic belts — Colloquium, Switzerland, 1969, Papers: Eclogae Geol.... | |
 | Geological Survey (U.S.) - 1971 - عدد الصفحات: 812
...tables, 1970. 291-023 Armstrong, Richard Lee: Besançon, James. A Triassic time scale dilemma- К Ar dating of Upper Triassic mafic igneous rocks, eastern...and post-Upper Triassic plutons, western Idaho, USA, in Geochronology of Phanerozoic orogenic belts — Colloquium, Switzerland, 1969, Papers: Eclogae Geol.... | |
 | 1973 - عدد الصفحات: 1324
...Acta, v. 34, no. 2, p. 233-236, illus., tables, 1970. 04016 Armstrong, Richard Lee; Besancon, James. A Triassic time scale dilemma — K-Ar dating of Upper...postUpper Triassic plutons, western Idaho, USA: Eclogae Geol. Helvetiae, v. 63, no. 1, p. 15-28 .illus., tables, 1970. Arnold, Allan. See Walton, Brian J.... | |
 | Geological Survey (U.S.) - 1971 - عدد الصفحات: 1138
...LE 0406 1 04016 Armstrong, Richard l.ee; Besancon, James. A Triassic time scale dilemma— К-Аг dating of Upper Triassic mafic igneous rocks, eastern...postUpper Triassic plutons, western Idaho, USA: Eclogae Geol. Helvetiae, v. 63, no. I . p. 1 5-28, illus., tables, 1970. K-Ar dates for Newark Group dolerite... | |
 | Douglas W. Rankin - 1977 - عدد الصفحات: 280
...an argon dc arc, in Geological Survey research 1967: US Geol. Survey Prof. Paper 575-C, p. C132C136. Armstrong, RL, and Besancon, James, 1970, A Triassic...post-Upper Triassic plutons, western Idaho, USA: Eclogae Geol. Helvetiae, v. 63, no. 1, p. 15-28. Baedecker, PA, 1976, SPECTRA: Computer reduction of gamma-ray... | |
 | Warren Bell Hamilton - 1979 - عدد الصفحات: 364
...constraints on models of magma genesis in volcanic arcs: Earth and PlanetarySci. Letters, v. 12, p. 137-142. Armstrong. RL, and Besancon, James. 1970, A Triassic...post-Upper Triassic plutons, western Idaho. USA: Eclogae Geol. Helvetiae, v. 63, p. 15-28. Audley-Charles, MG, 1965a, A geochemical study of Cretaceous lerromanganiferous... | |
 | Gunter Faure - 2001 - عدد الصفحات: 524
...38:613-63o Armstrong RL, Besancon ] (197o) A Triassic time-scale dilemma: K-Ar dating of Upper Triassic igneous rocks, eastern USA and Canada and post-Upper Triassic plutons, western Idaho, USA Eclogae geol Helveticae 63:15-28 Armstrong RL, Hills FA (1967) Rb-Sr and K-Ar geochronologic studies of mantled... | |
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A Triassic time scale dilemma: K-Ar dating of Upper Triassic mafic igneous rocks, eastern USA and Canada, and post-Upper Triassic plutons, western Idaho, USA: Eclogae Geol. 