Major and trace element analyses of volcanic rocks from Sumaco Volcano, Ecuador

Samples from the summit and flanks of Sumaco Volcano, collected in December 2010 during a National Science Foundation funded expedition to the rear-arc of Ecuador. Samples are phonolitic lavas that range from basanite to tephri-phonolite. Data include major and trace elements.

本数据集包含的样本采集自苏马科火山（Sumaco Volcano）的山顶及侧翼，采集工作于2010年12月在由美国国家科学基金会（National Science Foundation）资助的厄瓜多尔弧后地区科考活动中完成。所采样本为响岩质熔岩，岩性范围覆盖从碧玄岩至碱玄响岩。数据集包含主量元素与微量元素数据。