Compilation of geochemical elements data for IAB, OIB and MORB from GEOROC databases

The dataset contains 7001 IAB samples, 3962 OIB samples, and 98 MORB samples collected from GEOROC databases. The ages of the training data mainly vary from Jurassic to Quaternary.

本数据集包含从GEOROC数据库（GEOROC databases）中采集的7001个岛弧玄武岩（Island Arc Basalt，IAB）样品、3962个洋岛玄武岩（Ocean Island Basalt，OIB）样品以及98个洋中脊玄武岩（Mid-Ocean Ridge Basalt，MORB）样品。其训练用样品的年龄主要介于侏罗纪至第四纪之间。