ACKNOWLEDGMENTS
Several collectors, photographers, and mineral dealers are thanked for their assistance in providing specimen photos and information, including the following: Jeff Scovil; Fine Minerals International and photographers James Elliott and Joe Budd; iRocks and Rob Lavinsky and Monica Kitt; Spirifer Minerals Tomasz Praszkier; Bill Dameron, Simone Conti, Sharon and Eugene Cisneros, Jean-Claude Coureau, and Jeremy Crockett. William Besse is thanked for preparing the locality map. Mindat.org, as always, was a valuable source of information. John Rakovan and Terry Huizing are thanked for reviewing the article and suggesting improvements. This work was partly funded by the NRF (National Research Foundation) and CIMERA (the DSI-NRF Centre of Excellence for Integrated Mineral and Energy Resource Analysis). Any opinions, findings and conclusions or recommendations expressed are those of the author and therefore the NRF and DSI-NRF CIMERA do not accept liability in regard thereto.
Additional information
Notes on contributors
Bruce Cairncross
Dr. Bruce Cairncross, a consulting editor of Rocks & Minerals, is professor emeritus at the University of Johannesburg.