Oligocene fore-arc. Sample powders (all 0-5% plagioclase phyric) were leached for 6 h in 6 M HCl before Sr isolation. Rb/Sr ratios were determined on the post-leach residue by ICP-MS following a HF-HN

DataONE2024-07-22 更新40

(Table 4) Age analysis from different Holes of IODP Expedition 310

海洋地质年代

古环境重建

Fossil reefs are valuable recorders of paleoenvironmental changes during the last deglaciation, and detailed characterizations of coralgal assemblages can improve understanding...

B2FIND30

Age-depth points used to construct chronology for IODP Site 303-U1308

海洋地质年代

沉积物分析

DEPTH, sediment/rock [m] is given in mcd. Radiocarbon dates are projected into Site U1308 from Site 609 (Bond et al., 1993) by matching gray scale records. Ages for the interval...

B2FIND40

Radiometric ages of ODP Leg 129 basalts

海洋地质年代

玄武岩年代学

ODP Leg 129 achieved one of its primary goals by recovering Jurassic-age ocean crust at Site 801 in the Pigafetta Basin, western Pacific Ocean. At Sites 800 and 802, although...

B2FIND30

(Table 3) 40Ar/39Ar total fusion ages of ODP Hole 120-749C

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