单词 |
pyrrhosiderite |
释义 |
pyrrhosiderite Min.|-saɪˈdɪəraɪt, -ˈsɪdəraɪt| Also (erron.) pyrosiderite. [ad. Ger. pyrrhosiderit (Ullmann a 1813), f. Gr. πυρρός reddish + σίδηρος iron + -ite1.] A synonym of goethite.
1830J. H. Brooke in Encycl. Metrop. (1845) VI. 495/1 Goethite; Pyrosiderite; Iron Froth. 1836T. Thomson Min., Geol. etc. I. 439 Pyrosiderite. 1854Dana Syst. Min. (ed. 4) II. 129 Pyrrhosiderite. 1868Ibid. (ed. 5) 170 In thin scale-like or tabular crystals, usually attached by one edge. Such is the original Göthite (Pyrrhosiderite) of Siegen. |

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