Tetrawickmanite / Tetrawickmanit
MnSn(OH)6
Yellow tetrawickmanite crystals. Foote Mine, Kings Mountain, North Carolina, USA. Picture size 1.4 mm. Collection and foto Thomas Witzke.
Gelbe Tetrawickmanit-Kristalle. Foote Mine, Kings Mountain, North Carolina, USA. Bildbreite 1,4 mm. Sammlung und Foto Thomas Witzke.
© Thomas Witzke / Stollentroll