单词 | matildite |
释义 | matildite Min.|məˈtɪldaɪt| [a. It. matildite (A. D'Achiardi I Metalli (1883) I. 136), f. the name of the Matilda mine (near Morococha in the department of Junín) in central Peru: see -ite1.] A sulphide of silver and bismuth, AgBiS2, occurring as brittle, grey to black, orthorhombic crystals that are opaque with a metallic lustre.
1892E. S. Dana Dana's Syst. Min. (ed. 6) 115 Matildite. 1900Mineral. Mag. XII. 313 A description is given of 128 mineral species found in Japan... The occurrence of the rare mineral matildite is recorded. 1969Canad. Mineralogist IX. 655 A characteristic feature of matildite in most of its occurrences from widely separated regions of the world is its intergrowth in galena which form [sic] Widmanstätten-like structures. |

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