15btrm.nr ((COQUIMBITE, COPIAPITE, ALUNOGEN, ROMERITE)), $25 MINIMUM BID, Javier Mine, Huac-huas, Lucanas Province, Ayacucho, Peru, 7.5 x 7 x 6 cm, Cabinet | |
Large Coquimbite crystals with other associated sulfate species. Sulfate species are water soluble so clean with air |