noun 下载 🔗分享 角闪石 A green to black amphibole mineral, of complex structure, formed in the late stages of cooling in igneous rock. Examples : "The geologist found small crystals of hornblende in the igneous rock sample collected near the school. " 地质学家在学校附近采集的火成岩样本中发现了细小的角闪石晶体. geology mineral material 与AI对话词汇游戏阅读练习