“A recent find at Mt Bischoff. Checked Ralph Bottrill- using SEM-EAX. FOV 50mm+/-.
Visually identified by comparison to appearance of type material; EDS- and PXRD-analyses of this sample [and other samples from the same material/vug] confirm a tourmaline-group member."
Specimen and Photograph A. Tuma. N-D60, Nikor m105
”
Andrew Tuma - 1st October 2010