| | Report (issue) | 54 0.25O0.21]Σ=3.00. (2) Jabal Tawlah (Mount Tawlah), Kingdom of Saudi Arabia; average of 24 electron...Association: Biotite, albite, muscovite, microcline, columbite-(Fe), zircon, thorite, xenotime-(Y), samarskite-(Y)... rutile, illite, barite, calcite, goethite (Saudi Arabia); halloysite, albite, quartz, riebeckite, muscovite...polylithionite, cassiterite, pyrochlore-group minerals, ‘columbite’, thorite, native lead, hematite, galena, fluorite...Amazonas State, Brazil and at Jabal Tawlah (Mount Tawlah), Kingdom of Saudi Arabia. Name: For the Waimiri-Atroari | | Atencio, Daniel, Bastos Neto, Artur C., Pereira, Vitor P., Ferron, José T. M. M., Hoshino, M., Moriyama, T., Watanabe, Y., Miyawaki, R., Coutinho, José M. V., Andrade, Marcelo B., Domanik, Kenneth, Chukanov, Nikita V., Momma, K., Hirano, H., Tsunematsu, M. (2015) Waimirite-(Y), orthorhombic YF3, a new mineral from the Pitinga mine, Presidente Figueiredo, Amazonas, Brazil and from Jabal Tawlah, Saudi Arabia: description and crystal structure. Mineralogical Magazine, 79 (3) 767-780 doi:10.1180/minmag.2015.079.3.18 | Journal (article/letter/editorial) | Figueiredo, Amazonas, Brazil and from Jabal Tawlah, Saudi Arabia: description and crystal structure DANIEL...Russian Academy of Sciences, Chernogolovka, Moscow region, 142432 Russia [Received 12 August 2014; Accepted...polylithionite, cassiterite, pyrochlore-group minerals, ‘columbite’, thorite, native lead, hematite, galena, fluorite...hydrothermally altered quartz-rich microgranite at Jabal Tawlah, Saudi Arabia. Electron microprobe analyses gave the...structure was determined with a single crystal from Saudi Arabia. Unit-cell parameters refined from single-crystal | | | Journal (article/letter/editorial) | general formula ABSi4O10 (A = Ca, Sr, Ba; B = Cr, Fe, Cu). The crystal structure is characterized by 4-membered...deposit, Baicheng County, Akesu, Xinjiang Autonomous Region, China (42°13′14″N; 81°54′29″E). It is closely...rutile, thorite, fluorite, fluocerite-(Ce), columbite-(Fe), xenotime-(Y), astrophyllite, chevkinite-(Ce)...Mountain, near Chanabaya, Iquique Province, Tarapacá Region, Chile. Associated minerals include halite, ammineite...analyses [wt% (range)] is: Cu 26.04 (24.67–27.09), Fe 0.31 (0.22–0.48), N 30.80 (29.77–32.39), O 35.95 |
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