| content of beryllium-bearing minerals and micas from Tørdal pegmatites and its genetic and economic implications...ppm – parts per million REEs – Rare Earth Elements (Y + Lanthanides: La-Lu) SOFC – Solid Oxide Fuel Cells...for letting us in to the Høydalen area and other pegmatite areas of the Tørdal pegmatite field for investigation...of Tørdal pegmatite field, which are situated in the Vestfold and Telemark county in South Norway, have...comprising mica, beryl, gadolinite-(Y) and bazzite, have been studied from 17 Tørdal pegmatites in order to better |
| (4)Z3[Si24O72]O0 4–6X2 where N(1–5) ¼ Na, Н3О+, K, Sr, REE, Y, Ba, Mn, Ca; M(1) ¼ Ca, Mn, REE, Na, Sr, Fe; M(2)...generalized for the case D ¼ (Fe,Mg,Mn, Zn)xCayNaz□1-x-y-z as follows: ν[(Ti,Nb)–O] (cm1) ¼ 667 + 27.02x +...following equations: y ¼ 0:0667Δν1 0:0138Δν2 þ 0:914: t ¼ 1:97 þ 1:16y 0:080Δν1 : z ¼ 1 y t: Violations...(cm1): 925sh, 880s, 795sh, 580w, 470w. C1 Tengerite-(Y) Y2(CO3)3·2–3H2O Locality: Idkerberget, Borlänge...gaidonnayite, monazite-(Ce), calcite, adamsite-(Y), shomiokite-(Y), etc. Holotype sample. The crystal structure |
