| 单词 | haematite |
| 释义 | haematite (once / 171295 pages) n WORD FAMILY haematite: haematites USAGE EXAMPLESThe paintings contain haematite and goethite from Keos, in the Aegean Sea, and red lead from Rio Tinto, in southern Spain. Economist(Feb 18, 2016) Researchers from Switzerland, the US and Israel identified what they termed "champion nanoparticles" of haematite, which are a few billionths of a metre in size. BBC(Jul 08, 2013) Haematite has no distinct cleavage, but may show, in consequence of a lamellar structure, a tendency to parting along certain planes. Various, Encyclopaedia Britannica, 11th Edit...(2011) n the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form Syn|Hyper hematite iron ore an ore from which iron can be extracted |
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