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Relative abundances of Argon isotopes and geochronological data from volcanic...
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(Appendix A) 39Ar/40Ar analyses for two volcanic ash layers of DSDP Hole 42-3...
Measured on K-feldspar. Sample 42-372-24R-1,5 (No. 1-20) VU51-A2 (04MY272) J = 0.001832 (+/- 0.20%) 200-400 µm ~3 grains per fusion. Sample 42-372-38R-3,0 (No. 21-40) VU51-A6... -
(Table 4) Concentration of Ar isotopes under step heating of detrital muscovi...
Analyses have been carried out at the United Institute of Geology, Geochemistry, and Mineralogy SD RAS, Novosibirsk (analyst V. A. Ponomarchuk). -
(Table) Argon isotope ratios and argon ages of rocks obtained from the Cherno...
Structural-petrologic and isotopic-geochronologic data on magmatic, metamorphic, and metasomatic rocks from the Chernorud zone were used to reproduce the multistage history of... -
40Ar/39Ar isotopic analyse of basaltic rocks of IODP Site 369-U1513
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(Table 2) Ar-Ar results for minerals from ODP Hole 173-1070A
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(Table 2) Ar-Ar results for minerals from ODP Hole 173-1069A
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(Table 2) Ar-Ar results for minerals from ODP Hole 173-1068A
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(Table 2) Ar-Ar results for minerals from ODP Hole 173-1067A
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(Table 3) 40Ar/39Ar total fusion ages at DSDP Leg 55 Holes
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(Table T2) Argon composition and 40Ar/39Ar ages of ODP Leg 180 sites
Correction factors used to account for interfering nuclear reactions for all samples except Core 180-1108B-6R feldspar and biotite (see below) are: (36Ar/37Ar)Ca = 0.000242 ±... -
K-Ar isotopy data of deformed samples from the Yushu mélange, western Jinsha ...
Deformed samples from the Yushu mélange, in the western Jinsha Suture, have been dated by 40Ar/39Ar isotopy on micas and/or amphibole. Rock samples were crushed using standard... -
(Table 2) Total fusion K-Ar age on basalt and feldspar at DSDP Hole 19-192A
Sample 19-192A-5-3,41-42 age, calculated is 37.4±0.9 My; J = 0.006231, 37Ar corrected for decay (t1/2 = 35.1 days). -
(Table 2) 40Ar/39Ar analysis for incremental heating experiments at DSDP Hole...
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(Table 1) 40Ar/39Ar analysis for incremental heating experiments on wholerock...
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(Table 3) Argon ratios and datings of tephra layer feldspars from ODP Hole 16...
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(Table 1) Argon ratios and datings of tephra layer biotites from ODP Leg 165 ...
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(Table EA2) Individual 40Ar/39Ar analysis of volcanic rocks from Hikurangi an...
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(Table 1) Plateau and isochron ages of basaltic rocks from the Ontong Java Pl...
Samples 130-803D-69R-1,87-89 and 130-803D-71R-1,14-16 measured at U.S. Geological Survey, all other samples at Oregon State University. -
(Table 5) Incremental heating and age determination of whole-rock samples fro...
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