5716 11btrmnr ((COQUIMBITE, ROMERITE)), $20 MINIMUM BID, Javier Mine, Ayacucho Department, Peru, 11 x 5 x 4 cm, Cabinet, | |
Here is a specimen of purple Coquimbite from Peru with associated brown Romerite. Coquimbite is an iron sulphate species and is water soluble. These were from a find 5 years ago. |