Cobalt diffusion-treated spinel
Cobalt diffusion-treated spinel. Published in IGC Namib […]
Spectroscopic study of Co-bearing spinel from Luc Yen (Vietnam)
Spectroscopic study of Co-bearing spinel from Luc Yen ( […]
Eine Reise zu den Spinellen Tansanias
Eine Reise zu den Spinellen Tansanias. Gold’Or (2 […]
Spinel: bold, beautiful and affordable
Spinel: bold, beautiful and affordable. Jewellery News […]
Vermehrt wieder flussmittelsynthetische Spinelle im Handel
Vermehrt wieder flussmittelsynthetische Spinelle im Han […]
Flux-grown synthetic red spinels on the market again
Flux-grown synthetic red spinels on the market again. T […]
Oriented inclusions in spinel from Madagascar
Oriented inclusions in spinel from Madagascar. Publishe […]