legrandite Min.
(ləˈgrɒndaɪt)
[f. Legrand, the name of a 20th-c. Belgian mine manager who collected the first specimen + -ite1.]
A basic hydrated zinc arsenate, Zn2AsO4OH.H2O occurring as colourless to yellow transparent monoclinic crystals at Lampazos, Mexico.
| 1932 Drugman & Hey in Mineral. Mag. XXIII. 175 A chemical analysis..showed it to be indeed a new mineral, a basic zinc arsenate, and the name ‘legrandite’ is proposed for it in recognition of the collector. 1971 Soviet Physics: Doklady XVI. 421/2 Analyses of legrandite from various deposits reveal up to 2% Mn isomorphously replacing Zn. |