“Calzirtite concentrate from forsterite-spinel skarns. Calzirtite is more scarce on the massif than tazheranite. Note difference in colour between these two species. The secret of bright orange colour and main difference of tazheranite from calzirtite is in trivalent titanium content of the former. FOV ~6x4 mm. Collected by Aleksei A. Konev in 70th. Pavel M. Kartashov collection and photo. ”

“Calzirtite concentrate from forsterite-spinel skarns. Calzirtite is more scarce on the massif than tazheranite. Note difference in colour between these two species. The secret of bright orange colour and main difference of tazheranite from calzirtite is in trivalent titanium content of the former. FOV ~12x10 mm. Collected by Aleksei A. Konev in 70th. Pavel M. Kartashov collection and photo. ”