Petrology and geochemistry of the Izu-Bonin Forearc tephras

Numerous marine tephra layers cored at Sites 792 and 793 in the Izu-Bonin forearc region offer additional information about the timing and spatial characteristics of arc...在伊豆-小笠原弧前区域的792与793站位钻取的大量海洋火山碎屑层，可为岛弧的形成时序与空间分布特征提供补充研究信息。