… In addition, pure manganotantalite is often present in elbaite–olenite, and simpsonite is
always observed at contacts between tantalite inclusions and tourmaline. All these data are …

… , as in simpsonite Me 7 O 14 H. Thus, carrying out the synthesis under composition-controlled
conditions, we can expect to obtain VO 2 with the structure of simpsonite. The purpose of …

VOL. 32 (2) 2022–21-36 crystallographic structure of Ta-Nb minerals. It is found disseminated
in centimeter grain size in the" replacement bodies" or in Zone I of heterogeneous …

Ore potential of the Archean suture Kolmozero-Voronya zone in the Kola Peninsula is related
in a large extent to the acidic magmatic rocks. The unique rare metals deposits: Vasin-Mylk …

Hackmanites, a variety of sodalite with the general formula Na 8 Al 6 Si 6 O 24 (Cl,S) 2 , are
a family of nature‐based smart materials having the ability for reversible photochromism …

… Layers of otherwise colorless simpsonite are evident in shortwave ultraviolet light.
Reprinted from London (Citation2008). (d) The beryl fringe at the top of the aplite zone (30). …

Tantalum is a highly corrosion-resistant refractory metal, which is widely used in the
manufacture of solid capacitors, surgical implants, screws and other components that are left …

Environmental samples contain multiple phases (solution, gel, and solid) and the synergy
and interactions between these phases give rise to their physical structure and environmental …

… Besides, the pure mangantantalite is often present in elbaite-olenite, and simpsonite is
always observed at contacts between tantalite inclusios and tourmaline. All these data indicate …

Within the seemingly incessant flood of texts that ponder the origins of our (post-) modernity,
a trio of prolific scholars has produced three significant books. Each of them finds a key to …