 | Tappe, Sebastian, Foley, Stephen F., Stracke, Andreas, Romer, Rolf L., Kjarsgaard, Bruce A., Heaman, Larry M., Joyce, Nancy (2007) Craton reactivation on the Labrador Sea margins: 40Ar/39Ar age and SrâNdâHfâPb isotope constraints from alkaline and carbonatite intrusives. Earth and Planetary Science Letters, 256 (3) 433-454 doi:10.1016/j.epsl.2007.01.036 | Journal (article/letter/editorial) | | Germany d Geological Survey of Canada, 601 Booth Street, Ottawa, Ontario, Canada K1A 0E8 Department of Earth...1-26 Earth Sciences Building, Edmonton, Alberta, Canada T6G 2E3 Received 12 October 2006; received in revised...prevailed throughout much of the NAC history. At Aillik Bay, a sequence of olivine lamproites (1374.2 ± 4.2 Ma...1-26 Earth Sciences Building, Edmonton, Alberta, Canada T6G 2E3. Tel.: +1 780 4927225; fax: +1 780 4922030...of the Labrador Sea (Fig. 1). However, the Aillik Bay locality at the central Labrador coast is unique |  | 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...confined to a pectoliteânatrolite vein cutting leucite-normative kalsiliteânepheline rischorrite at Mount...K/Na ratios of up to 2.6, and by the presence of leucite, kalsilite and wadeite in their normative composition...06)2.00 O2 [Si4 O12], from Tertiary nepheliniteâleucite volcanic rocks from Westeifel, Germany. There was |  | | Report (issue) | | Saint-Hilaire, Canada; IlıÌmaussaq intrusion, Greenland; Kola Peninsula, Russia); and in leucite-bearing lamproite...lamproite dikes (Baffin Island, Canada). Association: Potassic feldspar, natrolite, aegirine, catapleiite...Mont Saint-Hilaire, Quebec, and at Napoleon Bay, Baffin Island, Canada. Name: For its calcium content and |  | | Journal (article/letter/editorial) | | made to evaluate the elimination of the field of leucite at 2 GPa [P(H2O) = P(Total)]. In a detailed study...and various temperatures. Nepheline syenites (± leucite, ± kalsilite) generally contain an alkalibearing...same temperature and pressure in the subsolidus region. In the binary joins (Figs. 2, 3, 4, 5), wherever...below 0.5 GPa. The largest spread in the field of leucite occurs at 1 atm (Kls45.6Qtz54.4 â Kls83.6Qtz16...a systematic increase of P(H2O), the field of leucite is reduced to Kls50Qtz50 â Kls80.5Qtz19.5 at 0 |  | | 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...augites in olivine biotite pyroxenite inclusions in Leucite Hills lavas. The P-12 pyroxenes belong to paragenetic...K-Ti richterite diopside olivine lamproite to Leucite Hills, Smoky Butte, and Prairie Creek type 1 lamproite |  | Secher, K., Heaman, L.M., Nielsen, T.F.D., Jensen, S.M., SchjĂžth, F., Creaser, R.A. (2009) Timing of kimberlite, carbonatite, and ultramafic lamprophyre emplacement in the alkaline province located 64°â67° N in southern West Greenland. Lithos, 112. 400-406 doi:10.1016/j.lithos.2009.04.035 | Journal (article/letter/editorial) | | Sciences, University of Alberta, Edmonton, Alberta, Canada T6G 2E3 Intex Resources ASA, Munkedamsveien 45A...± 1.2 Ma. Calcite kimberlites in the Maniitsoq region and the Sarfartoq carbonatite are constrained to...SisimiutâSarfartoqâKangerlussuaq region, as well as the Maniitsoq region just south of Sukkertoppen Ice...evaluation of the diamond prospectivity in the region (Nielsen et al., this issue). Although the main...(Mesoproterozoic, Neoproterozoic and Jurassic) in the region were recognised previously (e.g. Larsen, 1980; |  | Uvarova, Y. A., Sokolova, E., Hawthorne, F. C., Liferovich, R. P., Mitchell, R. H., Pekov, I. V., Zadov, A. E. (2010) Noonkanbahite, BaKNaTi2(Si4O12)O2, a new mineral species: description and crystal structure. Mineralogical Magazine, 74 (3) 441-450 doi:10.1180/minmag.2010.074.3.441 | Journal (article/letter/editorial) | | Queenâs University, Kingston, Ontario K7L 3N6 Canada Department of Geological Sciences, University of...R3T 2N2 Canada Department of Geology, Lakehead University, Thunder Bay, Ontario P7B 5E1 Canada Department...Kravchenko et al., 1960), and Tertiary nephelinite-leucite volcanic rocks, West Eifel, Germany (Schmall and...from Queenâs University. FCH was supported by a Canada Research Chair and Major Equipment, Discovery and...Engineering Research Council of Canada, and Innovation Grants from the Canada Foundation for Innovation. RM |  | 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) | | 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 âpotassium m... (1997): Mineralogy of leucite-bearing dykes from Napoleon Bay, Baffin Island: multistage proterozoic...Metocha, Xixano region, Mozambique, and discussion of the holotype from Quebec, Canada. Mineralogical...Potassic-magnesio-fluoroarfvedsonite5 Mt. Metocha, Xixano region, Mozambique Bluish grey Biaxial (-) Pale grey to |  | 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) | | considered as the result of the breakdown of magmatic leucite (KAlSi2O6) and are referred to as âpseudoleuciteâ...kalsilite (KAlSiO 4 ) is formed from the breakdown of leucite. According to experiment this breakdown may be...without outlines that mimic the typical shape of leucite. In some cases the internal microstructures of...hypothetical metastable or unstable sodium-rich leucite under sub-solidus conditions (Knight 1906; Kononova...analcime (Roux and MacKenzie 1978); reaction of leucite with an evolved increasingly sodic magma (Bowen |  | | Journal (article/letter/editorial) | | TopsailsSt. Lawrence, Cauro-Bastellica, Iskou, Flowers Bay, where amphiboles evolve toward Na-rich end-members...by Hogarth (1997) in lamproitic dykes from Baffin Island. However, such potassic magnesio-arfvedsonite... (1997): Mineralogy of leucite-bearing dykes from Napoleon Bay, Baffin Island: multistage proterozoic...syenites from Coldwell alkaline complex, Ontario, Canada. J. Petrol., 19, 627â651. Mitchell, R.H. & Vladykin...amphiboles and other mafic minerals in the Oslo region plutonic rocks. Lithos, 9, 85â109. Nicholls, J |  | Zaccarini, F., Thalhammer, O. A.R., Princivalle, F., Lenaz, D., Stanley, C. J., Garuti, G. (2007) DJERFISHERITE IN THE GULI DUNITE COMPLEX, POLAR SIBERIA: A PRIMARY OR METASOMATIC PHASE?. The Canadian Mineralogist, 45 (5) 1201-1211 doi:10.2113/gscanmin.45.5.1201 | Journal (article/letter/editorial) | | was described in several kimberlites from Russia, Canada and South Africa (Dobrovolâskaya et al. 1975, Clarke...Guli (Siberia) and Ile Cadieux, Monteregian Hills (Canada) show that djerĂsherite found in carbonatitic rocks...500°C (Henderson et al. 1999). In the Elwin Bay kimberlite (Canada), djerĂsherite was considered to be a primary...during crystallization of djerĂsherite in the Elwin Bay kimberlite, but the relationship of djerfisherite...zonation, as reported in djerĂsherite from the Elwin Bay kimberlite (Clarke et al. 1994) is absent in the |  | Tappe, Sebastian, Foley, Stephen F., Kjarsgaard, Bruce A., Romer, Rolf L., Heaman, Larry M., Stracke, Andreas, Jenner, George A. (2008) Between carbonatite and lamproiteâDiamondiferous Torngat ultramafic lamprophyres formed by carbonate-fluxed melting of cratonic MARID-type metasomes. Geochimica et Cosmochimica Acta, 72 (13) 3258-3286 doi:10.1016/j.gca.2008.03.008 | Journal (article/letter/editorial) | | Jenner f a De Beers Canada Inc., 65, Overlea Boulevard, Suite 300, Toronto, Ont., Canada M4H 1P1 Institut...55099 Mainz, Germany c Geological Survey of Canada, Ottawa, Canada K1A 0E8 d GeoForschungszentrum Potsdam...Earth Sciences, Memorial University, St. Johnâs, Canada A1B 3X5 b Received 12 November 2007; accepted...crust of northern Labrador and Quebec (eastern Canada) between ca. 610 and 565 Ma, a period of strong...assemblages of diïŹerent age in the mantle magma source region. Integration of petrologic, geochemical, and isotopic |  | Holtstam, Dan, CĂĄmara, Fernando, Skogby, Henrik, Karlsson, Andreas, Langhof, Jörgen (2019) Description and recognition of potassic-richterite, an amphibole supergroup mineral from the Pajsberg ore field, VĂ€rmland, Sweden. Mineralogy and Petrology, 113 (1) 7-16 doi:10.1007/s00710-018-0623-6 | Journal (article/letter/editorial) | | from the Murun alkaline Massif (EasternSiberian Region, Russia) was structurally characterized by Sokolova...Paleoproterozoic LĂ„ngban-type deposits in the Bergslagen ore region originally deposited as chemical precipitates from...spectra of potassic-richterite in the O-H stretching region. E is the electric field vector Fig. 5 Transmission...DD (1997) Mineralogy of leucite-bearing dykes from Napoleon Bay. Baffin Island; multistage Proterozoic...Synthesis of the bedrock geology in the Bergslagen region, Fennoscandian Shield, south-central Sweden. Sveriges |  | | Journal (article/letter/editorial) | | al. (1994) and Suwa et al. (1987). 1339 spread region of scapolite development; Williams 1998). Despite... (1997): Mineralogy of leucite-bearing dykes from Napoleon Bay, Baffin Island: multistage Proterozoic...Potassium pargasite from Einstödingen, LĂŒtzow â Holm Bay, East Antarctica. Mineral. Mag. 49, 703-707. 1344...potassium hastingsite from West Ongul Island, LĂŒtzow â Holm Bay, East Antarctica. Mineral. Mag. 51, 709-714 |  | | Book | | William S. Fyfe, (University of Western Ontario, Canada) and Professor Peter J. Wyllie, (California Institute...Physico-chemical constraints for the crystallization of leucite and melilite, their P-T stability together with...pseudoleucite and the problems related to survival of leucite beyond Tertiary due to analcitization are discussed...Incompatible relationship between the mineral pairs, leucite and sodic plagioclase and occurrence of the former...understood from the study of the systems leuciteâalbite and leuciteâalbiteâanothite under atmospheric pressure |  | | Journal (article/letter/editorial) | | (1995). A geochemical study of melilitites from this region of the ï Oxford University Press 1998 JOURNAL...contains olivine and Cr-diopside surrounded by pseudo-leucite. [Note the radiating fractures in the olivine,...V, peridotites; VI, pyroxenites (V and VI from island arcs); VII, plagioclase inclusions and xenoliths...monticellite + biotite (5) 2 akermanite + 3 leucite + 5 forsterite + CO2 + 3H2O â 3 phlogopite + calcite...Ba contents of the phlogopite and the lack of leucite (or other major potassic phase) in the groundmass |  | | 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...carbonatites. No separate potassic feldspathoids such as leucite and kalsilite have been found at Turiy. All nepheline...carbonatitekimberlite relations. GAC/MAC Annual Meeting, Ottawa, Canada, Abstracts volume, A34. Dawson, J.B., Steele, I...Unpublished PhD thesis, Carleton University, Ottawa, Canada, 508 pp. Dunworth, E.A. and Bell, K. (1998) Melilitolites: |  | | Book (edition) | | Cristobalite Feldspathoids Nepheline and Kalsilite, Leucite, Sodalite Group, CancriniteâVishnevite, Scapolite...Science and Technology Mineralogical Association of Canada for ïŹgures from The Canadian Mineralogist The Mineralogical...Forsterite, serpentinite, Douglas Creek, South Island, New Zealand (Cooper, A.F., 1976, J. Geol. Geophys...metasomatized limestone, Blue Bell Mine, British Columbia, Canada (Mossman, D.J. & Pawson, D.J., 1976, Can. Min....Dark red-brown zircon, North Burgess, Ontario, Canada (Palache, C. & Ellsworth, H.V., 1928, Amer. Min |  | | Book | | Mlneraloglcal Association of Canada AssociJLion mineralog1que du Canada 2 ïżœ 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 (edition) | | FRONTISPIECE Tiger iron from the Ord Ranges, Pilbara region, displaying folded bands of dark brown hematite...eye jasper from the Mount Brockman area, Pilbara region. The sphere, approximately 35 cm in diameter, contains.......................................... 34 Cue region...................................................................................... 34 Yalgoo region .................................................................................... 39 Menzies region .............................................. |  | | Report (edition) | | ................................ 32 Marble Bar region ........................................................................................ 36 Cue region ..................................................................................... 36 Yalgoo region .................................................................................... 40 Menzies region ................................................................................. 40 Coolgardie region .............................................. |  | | 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 †0.50 Figure 16. Relations between <>...hard-sphere model. Two of the data points in the central region fall 0.003â0.004 Ă
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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