spinel
41chrome-manganese spinel — Смотри хромомарганцевая шпинель …
42alumomagnesium spinel — Смотри алюмомагниевая шпинель …
43chrome spinel — Смотри хромистая шпинель …
44zinc-spinel — /ˈzɪŋk spɪnəl/ (say zingk spinuhl) noun → gahnite …
45iron spinel — noun : hercynite …
46Spinelle — Spinel Spi*nel , Spinelle Spi*nelle , n. [F. spinelle, or LL. spinellus, perhaps from L. spina a thorn, a prickle, in allusion to its pointed crystals.] (Min.) A mineral occuring in octahedrons of great hardness and various colors, as red, green …
47Soft ferrite — Spinel: 1Fe2O3 : 1MeO ( MeO = transition metal oxide)The spinel ferrite are isostructural with the naturally occurring spinel MgAl2O4 and conforms to general formula AB2O4.Cubic ferrites act as soft magnets with low coersive force …
48olivine — olivinic /ol euh vin ik/, olivinitic /ol euh vi nit ik/, adj. /ol euh veen , ol euh veen /, n. Mineral. any of a group of magnesium iron silicates, (Mg,Fe)2SiO4, occurring in olive green to gray green masses as an important constituent of basic… …
49Lithium-ion battery — Batteries caption=Lithium ion battery of Varta, Museum Autovision, Altlußheim, Germany EtoW=160 Wh/kg EtoS=270 Wh/l PtoW=1800 W/kg CtoDE=99.9% [Cite web | title = BatteryUniversity.com: Charging lithium ion batteries | first = Isidor | last =… …
50Diamond simulant — Due to its low cost and close visual likeness to diamond, cubic zirconia has remained the most gemologically and economically important diamond simulant since 1976. The high price of gem grade diamonds, as well as significant ethical concerns of… …