Silicate and carbonate of Mn3+. Possibly an altered Rhodonite.
Originally reported from Schävenholz (Schebenholz; Schäbenholz), Elbingerode, Wernigerode, Harz Mts, Saxony-Anhalt, Germany.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.