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镜铁矿
jìng​tiě​kuàng

specularite

Definitions Defs Origin Strokes Stroke Words Sentences Sents
镜铁矿 鏡鐵礦 jìng​tiě​kuàng
specularite
A variety of hematite (Fe2O3) with a shiny metallic luster like a mirror, sometimes containing small amounts of titanium and magnesium; it is widely distributed and occurs in igneous rocks