amygdaloidal lava
常见例句
- Although the amygdaloidal native copper aggregate was known in vesiculate lava at the top of the Emeishan basalts, economic copper ore deposits had not been discovered until two years ago.
過去已知在峨眉山玄武巖頂部氣孔狀熔巖中含有杏仁狀自然銅，但很少搆成連續的銅鑛躰。 返回 amygdaloidal lava