Keywords: newsletter 63, corrigendum
After Newsletter 63 went to press, we became aware of two mistakes concerning (1) the catalogue number of the deposited holotype tombstoneite, and (2) the type locality of aldomarinoite. Below are the corrected entries.
IMA No. 2021-053 - Tombstoneite
Type material is deposited in the mineralogical collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue number 76198
IMA No. 2021-054 - Aldomarinoite
Valletta mine, Vallone della Valletta, Canosio (CN), Maira Valley, Piedmont, Italy (44°23’54”N, 7°05’37”E, 2560 m a.s.l.)