 | | Journal (issue) | | WASHINGTON November 3, 2007 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...of Eugene, Oregon near the town of Trent in Lane County, Oregon, just southeast of Springfield/Eugene (Staples...Trent, Lane County, Oregon Fig. 5 Yellow orpiment needles in chalcedony, Trent, Lane County, Oregon Fig...realgar needles, Royal Reward mine, Green River, King County, Washington Fig. 6 Yellow orpiment coating red...covered with colorless chalcedony. Trent, Lane County, Oregon. Fig. 7 Hollow needles, formerly realgar |  | | Journal (article/letter/editorial) | | Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic...Springer-Verlag 2002 Abstract At Gordon Butte (Crazy Mountains, Montana), agpaitic nepheline±syenite pegmatites...overall evolutionary trend of clinopyroxene in the Gordon Butte rocks is from Fe-poor diopside to aegirine±augite...contain a core composed of lamprophyllite. The evolutionary history of the Gordon Butte pegmatites can be subdivided...loparite. The mineralogy of the pegmatites from Gordon Butte, other potassic complexes, and sodic agpaitic |  | Filina, Maria I., Aksenov, Sergey M., Sorokhtina, Natalia V., Chukanov, Nikita V., Kononkova, Natalia N., Belakovskiy, Dmitriy I., Britvin, Sergey N., Kogarko, Lia N., Chervonnyi, Alexandr D., Rastsvetaeva, Ramiza K. (2019) The new mineral fluorbarytolamprophyllite, (Ba,Sr,K)2[(Na,Fe2+)3TiF2][Ti2(Si2O7)2O2] and chemical evolution of lamprophyllite-group minerals in agpaitic syenites of the Kola Peninsula. Mineralogy and Petrology, 113 (4) 533-553 doi:10.1007/s00710-019-00664-0 | Journal (article/letter/editorial) | | Fe2+)3TiF2] [Ti2(Si2O7)2O2] and chemical evolution of lamprophyllite-group minerals in agpaitic syenites of the...syenites containing up to 25 vol.% lamprophyllite-group minerals (lamprophyllite, fluorlamprophyllite, barytolamprophyllite...and ferripyrophyllite. Three generations of lamprophyllite-group minerals can be distinguished based on...fluorlamprophyllite. It represents the early generation of lamprophyllite-group minerals (LGM) and forms brown prismatic...University of Notre Dame, Notre Dame, IN 46556, USA 4 Institute of Problems of Chemical Physics, Russian |  | | Journal (article/letter/editorial) | | Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...The middle third of the state is known as the Montana alkali province where the sediments have MICHAEL...Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded by [University...one. The mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many |  | | Journal (article/letter/editorial) | | presence of the sodic minerals: eudialyte, lamprophyllite, astrophylliteâkupletskite, and mosandrite...containing Znpoor, ferroan pyrophanite formed after lamprophyllite or kupletskite together with secondary SrâNb-bearing...corrode and replace ferroan kupletskite and lamprophyllite (Fig. 2d). All three generations of ZnâMnâFe...commonly replaced by titanite and rarely by a lamprophyllite-like phase, together with plumbopyrochlore...decomposed large crystal of primary silicate (lamprophyllite?). Note that the black areas are low-atomic-number |  | | Journal (article/letter/editorial) | | catapleiite), stronalsite, strontium-apatite and lamprophyllite replacing eudialyte-I and -II and relicts of...eudialyte (10â15 vol.%). Astrophyllite and lamprophyllite (5â10 vol.%.) occur as 0.5â 2 cm poikilitic...= eudialyte, KFsp = potassic feldspar, Lm = lamprophyllite, MArf = mafnesioarfvedsonite, Ne = nepheline...agpaitic nepheline syenite occurring at Gordon Butte, Montana, by Chakhmouradian and Mitchell (2002)....kupletskite, (11) lamprophyllite, (12) barytolamprophyllite, (13) hejtmanite rim around lamprophyllite (10), (14) |  | | Journal (article/letter/editorial) | | (2004, 2005, 2006). Astrophyllite, rinkite and lamprophyllite are orthomagmatic accessories in lujavrite...(eudialyte-II of Mitchell and Liferovich, 2006) and lamprophyllite-group minerals. FAp-Sr replaces and mantles...catapleiite-like sodic zirconosilicate(s), lamprophyllite-group minerals, acicular aegirine, stronalsite...FAp: ïŹuorapatite, Kfs: potassic feldspar, Lm: lamprophyllite-group minerals, Ne: nepheline, NZS: an unspeciïŹed...(incl. our data), Afrikanda, Bearpaw Mountains, Gordon Butte, Eden Lake, IlıÌmaussaq, Inagli, Lovozero and |  | | Journal (article/letter/editorial) | | nepheline-syenite pegmatites at Pegmatite Peak, Bearpaw Mts, Montana A. R. Chakhmouradian and R. H. Mitchell Department...The pegmatites at Pegmatite Peak (Bearpaw Mts., Montana) crystallized from an evolved fraction of nepheline-syenitic...silicates, including lamprophyllite, titanite and chevkinite-group minerals. Lamprophyllite is generally poor...Peak, Bearpaw Mrs., Montana Die Pegmatite yon Pegmatite Peak (Bearpaw Mts., Montana) sind aus dem Restdifferentiat...Bearpaw Mountains is the largest in the central Montana alkaline province. The complex is composed of Tertiary |  | | Journal (article/letter/editorial) | | SaintHilaire (QuĂ©bec, Canada), and Bearpaw Mts. (Montana, USA). The present work also provides new data on...oikocrysts of âagpaiticâ silicates, i.e., murmanite, lamprophyllite and alkali amphibole (Fig. 7). In sample LV54...presence of oikocrysts of murmanite (Mur), lamprophyllite (Lam) and lueshite (white grains indicated...inclusions of lueshite (white) in oikocrystic lamprophyllite (Lam), other minerals are aegirine (Ae), nepheline...loparite-(Ce), lueshite, eudialyte, murmanite and lamprophyllite. This observation is also consistent with the |  | | Journal (article/letter/editorial) | | localities (e.g., Bearpaw Mountains and Gordon Butte in Montana) exhibit a similar compositional trend...Other minerals found in the pegmatite include lamprophyllite, titanite, manganoan pectolite and galena (Appendix... Inagli, IlĂmaussaq, Bearpaw Mountains. and Gordon Butte (RĂžnsbo 1989, Pekov et al. 1995, Khomyakov 1995...nepheline-syenite pegmatites at Pegmatite Peak, Bearpaw Mts, Montana. Mineral. Petrol. 67, 85-110. 3/28/02, 16:23 ...Zrrich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): Comparisons between potassic |  | Wu, Bin, Wang, Ru-Cheng, Yang, Jin-Hui, Wu, Fu-Yuan, Zhang, Wen-Lan, Gu, Xiang-Ping, Zhang, Ai-Cheng (2016) Zr and REE mineralization in sodic lujavrite from the Saima alkaline complex, northeastern China: A mineralogical study and comparison with potassic rocks. Lithos, 262. 232-246 doi:10.1016/j.lithos.2016.07.013 | Journal (article/letter/editorial) | | MANUSCRIPT nepheline, clinopyroxene, EGM, and lamprophyllite. Further observation by BSE imaging revealed...loparite-(Ce), mosandrite, hezuolinite, and lamprophyllite, and these MA 5. Whole-rock geochemistry...Fig. 2aâb). Anhedral loparite-(Ce), titanite, lamprophyllite, and hezuolinite grains are present in the...clinopyroxene, nepheline, K-feldspar, EGM, and lamprophyllite. SC R IP 7.3. Catapleiite Primary catapleiite...titanite is associated with nepheline, EGM, and lamprophyllite, or encloses earlier crystals of parakeldyshite |  | | Journal (article/letter/editorial) | | compared with that of lamprophyllite and barytolamprophyllite from the Gordon Butte potassic peralkaline...found at Gordon Butte, Montana (Chakhmouradian and Mitchell, 2002) or Haystack Butte, Montana (Buie, 1941;...mineralogical afïŹnities with rocks occurring at Haystack Butte, i.e. the presence of the assemblage of olivine...(1941) Igneous rocks of the Highwood Mountains, Montana. Part 3, Dikes and related 3194 MINERALOGY OF...pegmatites at Pegmatite Peak, Bearpaw Mountains, Montana. Mineralogy and Petrology, 67, 85 110. Chakhmouradian |  | McDonald, Andrew M., Chao, George Y. (2010) Rogermitchellite, Na12(Sr,Na)24Ba4Zr26Si78(B,Si)12O246(OH)24 · 18H2O, a new mineral species from Mont Saint-Hilaire, Quebec: description, structure determination and relationship with HFSE-bearing cyclosilicates. The Canadian Mineralogist, 48 (2) 267-278 doi:10.3749/canmin.48.2.267 | Journal (article/letter/editorial) | | Poudrette quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada. The mineral occurs as free-standing...the minerals stronalsite, fluorstrophite and lamprophyllite were produced. This process, termed type-2...(1965): Seven new barium minerals from eastern Fresno county, California. Am. Mineral. 50, 314-340. Baussy,...and Zr-rich pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic |  | | Journal (article/letter/editorial) | | Perovskite Oldoinyo Lengai, Tanzania (combeite-lamprophyllite nephelinite) [3] {100} sectors 0.033 0.015...017 0.003 Tausonite Murun, eastern Siberia (lamprophyllite-aegirine veins) [2] {100} sectors 0.10 0.15...Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic...Mineral chemistry of a peralkaline combeite-lamprophyllite nephelinite from Oldoinyo Lengai, Tanzania |  | Liferovich, R. P., Mitchell, R. H., Zozulya, D. R., Shpachenko, A. K. (2006) Paragenesis and composition of banalsite, stronalsite, and their solid solution in nepheline syenite and ultramafic alkaline rocks. The Canadian Mineralogist, 44 (4) 929-942 doi:10.2113/gscanmin.44.4.929 | Journal (article/letter/editorial) | | crystallization of closely associated strontium-apatite, lamprophyllite and stronalsite indicates high activities of...(UK), and Tony Nikischer (Excalibur Mineral Corp., USA) for providing stronalsite and banalsite samples...nepheline-syenite pegmatites at Pegmatite Peak, Bearpaw Mts., Montana. Mineral. Petrol. 67, 85-110. Chakhmouradian, A...and Zr-rich pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic |  | | Journal (article/letter/editorial) | | Mn-rich rocks from the Hutter mine, Pittsylvania County, Virginia, U.S.A.: Implications for miscibility...hydrous fluid and silicate meltâRichard L. Hervig, Gordon M. Moore, Lynda B. Williams, Simon M. Peacock,...flow in the vicinity of Yucca Mountain, Nevada, USAâ James B. Paces, Kenneth R. Ludwig, Zell E. Peterman...radionuclide sorption to vitric tuffs of Busted Butte, NevadaâH. J. Turin, A. R. Groffman, L. E. Wolfsberg...metacarbonate layers of the Wepawaug Schist, Connecticut, USAâJay J. Ague Eclogitic and websteritic diamond sources |
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