These basalts contain high concentrations of amygdaloids, which are filled with secondary minerals (e.g., carbonate, zeolites, and sulfides). Additionally, the plagioclase phenocrysts in massive ...

School of Environmental Science and Engineering, Shandong University, Qingdao, Shandong 266237, China Institute of Eco-environmental Forensics, Shandong University, Qingdao, Shandong 266237, China ...

Gunn and Watkins (1970) proposed that these lavas are part of the same volcanic episode, and that their feldspar phenocrysts might even have originated in the same magma chamber. In a future visit, we ...