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单词 glaucodot
释义

glaucodot /'ɡlɔ:kə,dɔt/

英汉-汉英词典
n. 钴硫砷铁矿
词组 | 习惯用语
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  • galactic adj. 银河的;乳汁的
  • glaucoma n. [医]青光眼;绿内障
  • glaucous adj. 蓝绿色的;绿灰色的;表面起白霜的
  • uncollected adj. 不安的,狼狈的

网络短语:
glaucodot 钴硫砷铁矿; 铁硫砷钴矿;
英语百科

Glaucodot

Glaucodot is a cobalt iron arsenic sulfide mineral with formula: (Co,Fe)AsS. The cobalt:iron(II) ratio is typically 3:1 with minor nickel substituting. It forms a series with arsenopyrite (FeAsS). It is an opaque grey to tin-white typically found as massive forms without external crystal form. It crystallizes in the orthorhombic system. The locality at Håkansboda, Sweden has rare twinned dipyramidal crystals (see photo). It is brittle with a Mohs hardness of 5 and a specific gravity of 5.95. It occurs in high temperature hydrothermal deposits with pyrrhotite and chalcopyrite. Glaucodot is classed as a sulfide in the arsenopyrite löllingite group.

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