Tondiite with Gypsum
Small Cabinet, 6.0 x 3.5 x 3.5 cm
San Carlos mine, Los Camerones, Arica Province, Arica and Parinacota Region, Chile

Sparkling, blue-green tondiite crusts occur on beautifully contrasting red-orange gypsum. Tondiite was recently described in 2013 and the Chilean occurrence represents the second, and best locality for the species.