U and Th isotope data for "Establishing chronologies for alluvial-fan sequences with analysis of high-resolution topographic data: San Luis Valley, Colorado, USA"

U.S. Geological Survey2019-01-01 更新2026-04-23 收录

冲积扇年代学

铀系定年

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https://www.sciencebase.gov/catalog/item/5ccb6426e4b09b8c0b780907 数据链接链接失效反馈

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资源简介：

This dataset includes tables of U- and Th-isotopic data used to calculate uranium-series age estimates (230Th/U method) and initial 234U/238U activity ratios for samples of pedogenic carbonate formed in soils on alluvial fans in the San Luis Valley, Colorado, USA.

创建时间：

2019-01-01

U and Th isotope data for "Establishing chronologies for alluvial-fan sequences with analysis of high-resolution topographic data: San Luis Valley, Colorado, USA"

资源简介：

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