underthescopemineral: Chalcosiderite CuFe3+6(PO4)4(OH)8·4H2OLocality:Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, GermanyField of View: 2.5 mmGreen transparent chalcosiderite crystals. Collection
tags: So many OTPs,
from: https://eikuuhyo.tumblr.com/post/176881608397