A strongly porphyritic, olivine-rich basalt. Picrites on the islands of Hawaii are formed during high-discharge-rate eruptions and may reflect mobilization of an olivine-rich crystal-cumulate layer near the base of the magma chamber.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。