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MINERALOGY

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Mineral:BARROTITE
Formula:Cu9Al(HSiO4)2[(SO4)(HAsO4)0.5](OH)12 · 8H2O
Crystal System:Rhomboedral (Trigonal)
Strunz Nr:7/D.20-60
References:MM 77/6 (2013), 2698; Riviera Scientifique, 98, (2014), 3
Type Locality:Roua copper mines, Clue de Roua, Dôme de Barrot, Alpes-Maritimes, France

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