... limestone-breccia灰岩角砾岩 pumice-tuff浮岩凝灰岩 lithic tuff岩屑凝灰岩 ...
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pumice tuff 浮石凝灰岩
pumice e tuff 浮石凝灰岩
·2,447,543篇论文数据,部分数据来源于NoteExpress
Researchers have determined this based on a microscopic analysis of quartz crystals in pumice from the Bishop Tuff in California, the site of a super-eruption 760,000 years ago.
通过对加利福尼亚主教凝灰岩(76万年前此地曾发生过一场超级火山喷发)浮石中的石英晶体进行显微分析,研究者们确定了这一结论。
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