Chistyakova, Ph.D., Elena N. Matvienko, Ph.D., Mikhail E. Generalov, Ph.D., Elena S. Sorokina, Ph.D., Leonid...ÂTbPO4 (Tb), DyPO4 (Dy), TmPO4 (Tm), ÂYbPO4 (Yb), omphacite USNM 110607 (Na), MgF2 (F). At the University...Ca-Th-REE borosilicate from the Vico volcanic district (Latium, Italy) // Eur. J. of Mineral. 1995. No...Uzbekistan Fergana Osh China Tajikistan Dushanbe Afghanistan 13 Fig. 1. The geographic location (a) and...a–d – Hodzha-Achkan (KyrÂgyzÂstan); e–h – Darai-Pioz (Tajikistan) (e, f – baratovite from miseritepyroxene-feldspar |