Umangite

Umangite is a copper selenide mineral, Cu₃Se₂, discovered in 1891. It occurs only in small grains or fine granular aggregates with other copper minerals of the sulfide group. It has a hardness of 3. It is blue-black to red-violet in color with a black streak. It has a metallic luster.

单词	umangite
释义	umangite /ju:'mæŋ,gait/ 英汉-汉英词典 n. [矿]红硒铜矿词组 \| 习惯用语您要查找的是不是： magnetite n. 磁铁矿 manumit vt. 解放；释放 amongst prep. 在…之中；在…当中（等于among） umangite n. [矿物] 红硒铜矿英语百科 Umangite Umangite is a copper selenide mineral, Cu₃Se₂, discovered in 1891. It occurs only in small grains or fine granular aggregates with other copper minerals of the sulfide group. It has a hardness of 3. It is blue-black to red-violet in color with a black streak. It has a metallic luster.
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umangite /ju:'mæŋ,gait/

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Umangite