Crichtonite / Crichtonit
Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Black crystal of crichtonite. Kriegalpstollen, Binntal, Wallis, Switzerland. Picture size 1.5 mm. Collection and foto Thomas Witzke.
Schwarzer Crichtonit-Kristall. Kriegalpstollen, Binntal, Wallism, Schweiz. Bildbreite 1,5 mm. Sammlung und Foto Thomas Witzke.
© Thomas Witzke / Stollentroll