haidingerite Min.
(ˈhaɪdɪŋəraɪt)
[Named after Von Haidinger, an Austrian mineralogist.]
1. A hydrated arsenate of calcium, occurring in minute white crystals.
| 1827 Edin. Jrnl. Sc. VI. 317 I propose to employ the name of Haidingerite to designate the species. 1868 Dana Min. (ed. 5) 552. 1875 Plattner Anal. Blowpipe (ed. Cookesley) 144 Haidingerite, pharmacolite, and picropharmacolite..in the matrass yield much water, especially the latter. |
2. Formerly used as a synonym of berthierite.
| 1863–72 Watts Dict. Chem. I. 581. 1868 Dana Min. 86. |