 | Uvarova, Y. A., Sokolova, E., Hawthorne, F. C., Liferovich, R. P., Mitchell, R. H. (2003) The crystal chemistry of shcherbakovite from the Khibina massif, Kola Peninsula, Russia. The Canadian Mineralogist, 41 (5) 1193-1201 doi:10.2113/gscanmin.41.5.1193 | Journal (article/letter/editorial) | | University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada RUSLAN P. LIFEROVICH AND ROGER H. MITCHELL Department...Geology, Lakehead University, Thunder Bay, Ontario P7B 5E1, Canada ABSTRACT The crystal structure of shcherbakovite...pectoliteānatrolite vein cutting leucite-normative kalsiliteānepheline rischorrite at Mount Rasvumchorr. These rocks...derived from leuciteā in a lamproite dyke in Baffin Island, Canada (Hogarth 1997), and as a mineral common...described by Kozyreva et al. (1990) as a kalsiliteānepheline-bearing ultrapotassic variety of rischorrite. |  | | Journal (article/letter/editorial) | | SILICA-UNDERSATURATED PORTION OF THE SYSTEM NEPHELINE ā KALSILITE ā SiO2 AT 2 GPa [P(H2O) = P(Total)]... Allahabad 211002, U.P., India Abstract The nepheline (Ne) ā kalsilite (Kls) ā sanidine (Sa) ā albite...by the intersection of the join nephelineāsanidine with the nephelineāfeldspar cotectic line occurs at...jadeite along with feldspathoid and feldspar in nepheline syenites arises because the bulk composition of...a high pressure. Keywords: phase equilibria, nepheline, kalsilite, quartz, 2 GPa [P (H2O) = P (Total)] |  | Dyulgerov, Momchil, Oberti, Roberta, Platevoet, Bernard, Kadiyski, Milen, Rusanov, Ventzislav (2019) Potassic-magnesio-arfvedsonite, KNa2(MgFe2+Fe3+)5Si8O22(OH)2: mineral description and crystal chemistry. Mineralogical Magazine, 83 (3) 465-472 doi:10.1180/mgm.2018.135 | Journal (article/letter/editorial) | | and in pegmatites associated with peralkaline nepheline syenites (Pekov et al. 2004). They sometimes occur...arfvedsonites are the amphiboles from Gatineau, Canada (Hogarth and LaPointe, 1984), Ilimaussaq, Lovozero...minette (Cornwall) and in the lamproite dyke (Baffin Island) respectively, and called them āpotassium m...Mineralogy of leucite-bearing dykes from Napoleon Bay, Baffin Island: multistage proterozoic lamproites. Canadian...Metocha, Xixano region, Mozambique, and discussion of the holotype from Quebec, Canada. Mineralogical |  | Ageeva, Olga A., Abart, Rainer, Habler, Gerlinde, Ye. Borutzky, Boris, Trubkin, Nikolay V. (2012) Oriented feldspar-feldspathoid intergrowths in rocks of the Khibiny massif: genetic implications. Mineralogy and Petrology, 106 (1) 1-17 doi:10.1007/s00710-012-0216-8 | Journal (article/letter/editorial) | | feldspar with abundant inclusions of feldspar-nepheline and feldspar-kalsilite micrographic or lamellar...the parallel orientation of the kalsilite and nepheline [001] directions with the [010] direction of the...relic nepheline within intergrowth domains and the successive replacement of precursor nepheline by alkali...rischorrites from feldspar urtites, in which nepheline is the dominant felsic phase. The metasomatic...pressure of water (Seki and Kennedy 1964). In fact nepheline and/or other sodium-rich feldspathoids as well |  | | Journal (article/letter/editorial) | | Carleton University, Ottawa, Ontario, K1S 5B6 Canada ABSTR ACT The Turiy Massif, on the southern coast...2458 Huntley Rd, Stittsville, Ontario, K2S 1B8 Canada # 2003 The Mineralogical Society cone sheet intrusions...inclusion-rich, zoned, augite phenocrysts. K-poor nepheline forms most of the groundmass, poikilitically enclosing...aegirine crystals. calcite, garnet, magnetite, nepheline and perovskite. The anhedral cores of many pyroxenes...was originally deļ¬ned as an intrusive melilite-nepheline rock, with accessory phlogopite, magnetite, perovskite |  | | Journal (article/letter/editorial) | | of Geology, Lakehead University, Thunder Bay, Ontario, Canada P7B 5E1 products replacing earlier-formed...work on hypabyssal intrusions in the Wajrakarur region is a result of collaborative work, initiated during...(Fareeduddin and Mitchell 2012). The Wajrakarur region is located in the Dharwar Craton and is subdivided...Natural Sciences and Engineering Research Council of Canada, Almaz Petrology, and Lakehead University. Staff...Khan S (2006) Geoinformatic approach to global nepheline syenite and carbonatite distribution: testing |  | | Journal (article/letter/editorial) | | along with Nb-rich perovskite, fluorapatite, nepheline and devitrified glass. Strongly resorbed Cr-diopside...(1995). A geochemical study of melilitites from this region of the ļ Oxford University Press 1998 JOURNAL...perovskite and apatite. āGroundmass: clinopyroxene, nepheline, analcite and devitrified glass. listed in Table...clinopyroxene needles and laths occur with interstitial nepheline, and occasionally olivine. Melilite varies between...typically associated with olivine, interstitial nepheline, and analcite and zeolites replacing devitrified |  | | Book | | William S. Fyfe, (University of Western Ontario, Canada) and Professor Peter J. Wyllie, (California Institute...in Chap. 6. Experimental studies on the system nepheline-kalsilite-SiO2 in air and under 1, 2, 3, 5, and...Chap. 9, phase relations in the system diopsideānephelineāsanidine studied in air and under 1, 2, 10, and...forsterite-diopside-leucite-akermanite and diopside-nepheline-leucite-akermanite under atmospheric pressure...analogues. This is also true in the Highwood Mountains region of the USA. Such occurrences may be understood |  | | Book (edition) | | Quartz, Tridymite, Cristobalite Feldspathoids Nepheline and Kalsilite, Leucite, Sodalite Group, CancriniteāVishnevite...necessary for some major groups such as olivine and nepheline, the balance has been maintained by omitting coverage...caic-silicate rocks, and the accessory minerals of nepheline-syenites and related rocks have been included...Science and Technology Mineralogical Association of Canada for ļ¬gures from The Canadian Mineralogist The Mineralogical...Forsterite, serpentinite, Douglas Creek, South Island, New Zealand (Cooper, A.F., 1976, J. Geol. Geophys |  | | Book | | Mlneraloglcal Association of Canada AssociJLion mineralog1que du Canada 2 ļæ½ lossary of Mineral Synonyms...Mineralogical Association of canada Association minCralogique du Canada 2 Robert F. Martin EDITOR...PHOTOENGRAVER AND PRINTER Mineralogical Association of Canada PUBLISHER P.O. Box 78087 Meriline Postal Outlet...Outlet 1460 Merivale Road Ouawa, Ontario, Canada K2E 181 e-mail: canmin.mac.ottawa@sympatico.ca All rigths...Mineralogical Association of Canada ISBN 0-921294-44-1 Primed in Canada PHOTOGRAPH ON THE COVER Courtesy |  | | Report (volume) | | be communicated. Frank C. Hawthorne, Winnipeg, Canada Roberta Oberti, Pavia, Italy Giancarlo Della Ventura...University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada frank_hawthorne@umanitoba.ca Roberta Oberti Istituto...investigated by stepwise multiple regression in the region Al ā¤ 0.50 Figure 16. Relations between <>...hard-sphere model. Two of the data points in the central region fall 0.003ā0.004 Ć
below the general trend. As...compositions not found in Nature falls in an allowed region, (2) calculate the molar volume of pure end-members |
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