Natisite,Na2TiSiO5, an Indicator Mineral of Hyperagpaitic Hydrothermal Assemblages in the Lovozero and Khibiny Alkaline Plutons,Kola Peninsula: Occurrence,Crystal Chemistry,and Genetic Features

Geology of Ore Deposits - Natisite, a natural tetragonal (P4/nmm) modification of Na2TiSiO5 = Na2TiO(SiO4) is an abundant indicator mineral of relatively low-temperature (no higher than...     

New Data on Mineralogy and Crystal Chemistry of the Lovozerite Group: Unusual Varieties of Kazakovite and Litvinskite

Geology of Ore Deposits - Unusual chemical and structural varieties of two lovozerite-group minerals from the Lovozero alkaline complex (Kola Peninsula) were studied by means of electron microprobe...     

A New Solid Solution with Garnet Structure: Berzeliite–Schäferite Isomorphic Series from the Fumarole Exhalation of the Tolbachik Volcano,Kamchatka

Geology of Ore Deposits - An extended isostructural solid solution (isomorphic series) between arsenate and vanadate of the garnet supergroup — berzeliite (NaCa2)Mg2(AsO4)3 and...