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Santarosaite: CuB2O4 Atacamite: Cu2Cl(OH)3
Comments: Encrustations of santarosaite (Cotype Specimen, MD212; blue) with atacamite (green) and anhydrite (white) on matrix. Discovered by Arturo Molina, Iquique, Chile in 2003. Holotype, sample MD 87, largely used up for the examinations.
Location: Santa Rosa Mine, Iquique, Chile.
Scale: Sample Width 3 cm.
© K.C. Lyncker, Hamburg / German Type Specimen Catalogue
Comments: Druzy rosettes of blue santarosaite on matrix.
Location: Santa Rosa mine, Iquique Province, Chile.
Scale: Rosette Size 0.3 mm.
© Tom Loomis / Dakota Matrix