Hoefer, H.E., G.P. Brey, and A.B. Woodland. “Iron Oxidation State of Mantle Minerals Determined from L Emission Spectra by the Electron Microprobe”. International Kimberlite Conference: Extended Abstracts 8 (June 22, 2003). Accessed December 21, 2024. https://ikcabstracts.com/index.php/ikc/article/view/3103.