A variety of
ClintoniteAn aluminium-rich variety of Clintonite.
Originally reported from Nikolaye-Maximilian Mine (Nikolaye-Maximilianovsk Mine; Nikolaje-Maximilianovsk Mine), Akhmatovskaya Kop (Achmatovsk Mine), Nazyamskiye Mt, Zlatoust, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia.