 | Crawford, Barbara, Hetman, Casey, Nowicki, Tom, Baumgartner, Mike, Harrison, Sara (2009) The geology and emplacement history of the Pigeon kimberlite, EKATI Diamond Mine, Northwest Territories, Canada. Lithos, 112. 501-512 doi:10.1016/j.lithos.2009.06.032 | Journal (article/letter/editorial) | | of the Pigeon kimberlite, EKATI Diamond Mine, Northwest Territories, Canada Barbara Crawford a,⁎, Casey...4920-52nd Street, Yellowknife, NT, Canada, X1A 3T1 Mineral Services Canada Inc., 205-930 Harbourside Drive...Drive, North Vancouver, BC, Canada V7P 3S7 a r t i c l e i n f o Article history: Received 7 October 2008...emplacement EKATI a b s t r a c t The Pigeon kimberlite is located approximately 6 km to the northwest of the...cluster of the EKATI Diamond Mine, and is presently one of ten kimberlite occurrences in the EKATI resource |  | | Journal (article/letter/editorial) | | kimberlite volcanic activity in the Lac de Gras kimberlite field, Canada and some recommendations for kimberlite...kimberlite volcanic activity in the Lac de Gras kimberlite field, Canada and some recommendations for kimberlite...VOLCANIC PT ACTIVITY IN THE LAC DE GRAS KIMBERLITE FIELD, RI CANADA AND SOME RECOMMENDATIONS FOR ...of Alberta, Edmonton, T6G MA 1 * TE D 2E3, CANADA Corresponding author (chiranjeeb.sarkar@ualberta...kimberlites has played a key role in diamond exploration within the Lac de Gras kimberlite field. Nonetheless |  | Nowicki, Tom, Crawford, Barbara, Dyck, Darren, Carlson, Jon, McElroy, Ross, Oshust, Peter, Helmstaedt, Herb (2004) The geology of kimberlite pipes of the Ekati property, Northwest Territories, Canada. Lithos, 76 (1) 1-27 doi:10.1016/j.lithos.2004.03.020 | Journal (article/letter/editorial) | | of kimberlite pipes of the Ekati property, Northwest Territories, Canada Tom Nowicki a,*, Barbara Crawford...Mineral Services Canada Inc., 205-930 Harbourside Drive, North Vancouver, BC, Canada V7P3S7 b BHP Billiton...Kelowna, Canada c BHP Billiton Diamonds Inc., Yellowknife, Canada d Queens University, Kingston, Canada Received...characteristics of kimberlites on the Ekati property, NWT, Canada. To date 150 kimberlites have been discovered...m) was present at the time of emplacement. The Ekati kimberlites range in age from 45 to 75 Ma. They |  | Creaser, Robert A., Grütter, Herman, Carlson, Jon, Crawford, Barbara (2004) Macrocrystal phlogopite Rb–Sr dates for the Ekati property kimberlites, Slave Province, Canada: evidence for multiple intrusive episodes in the Paleocene and Eocene. Lithos, 76 (1) 399-414 doi:10.1016/j.lithos.2004.03.039 | Journal (article/letter/editorial) | | phlogopite Rb–Sr dates for the Ekati property kimberlites, Slave Province, Canada: evidence for multiple intrusive...Alberta, 126 ESB, Edmonton, AB, Canada T6G 2E3 b Mineral Services Canada, 205-930 Harbourside Drive, North...Vancouver BC, Canada V7P 3S7 c BHP Billiton Diamonds Inc., #8-2604 Enterprise Way Kelowna BC, Canada V1X 7Y5...kimberlites from the Ekati property of the Lac de Gras region, Slave Province, Canada. These new data show...show that kimberlite magmatism at Ekati ranges in age from at least Late Paleocene ( f 61 Ma) to Middle |  | Krebs, M. Y., Pearson, D. G., Stachel, T., Stern, R. A., Nowicki, T., Cairns, S. (2016) Using Microdiamonds in Kimberlite Diamond Grade Prediction: A Case Study of the Variability in Diamond Population Characteristics Across the Size Range 0.2 to 3.4 mm in Misery Kimberlite, Ekati Mine, NWT, Canada. Economic Geology, 111 (2) 503-525 doi:10.2113/econgeo.111.2.503 | Journal (article/letter/editorial) | | Microdiamonds in Kimberlite Diamond Grade Prediction: A Case Study of the Variability in Diamond Population Characteristics...Range 0.2 to 3.4 mm in Misery Kimberlite, Ekati Mine, NWT, Canada* M. Y. Krebs,1,† D. G. Pearson,1 T. Stachel...Edmonton, Canada Centre for Isotopic Microanalysis, University of Alberta, Edmonton, Canada 3 Mineral...Mineral 4 Northwest Services Canada, Vancouver, BC, Canada Territories Geoscience Office, Yellowknife, NT...NT, Canada Abstract First predictions of the macrodiamond grade of newly discovered kimberlites are commonly |  | Dyck, D.R., Oshust, P.A., Carlson, J.A., Nowicki, T.E., Mullins, M.P. (2004) Effective resource estimates for primary diamond deposits from the EKATI Diamond Mine™, Canada. Lithos, 76 (1) 317-335 doi:10.1016/j.lithos.2004.03.045 | Journal (article/letter/editorial) | | resource estimates for primary diamond deposits from the EKATI Diamond Minek, Canada D.R. Dyck a,*, P.A. Oshust...British Columbia, Canada V1X 4L1 b Mineral Services Canada Inc., Vancouver, Canada c BHP Billiton, Johannesburg...online 1 June 2004 Abstract Primary economic diamond deposit modelling has rarely been documented in...pipes located near Lac de Gras in the Arctic region of Canada’s Northwest Territories. The resource estimation...V. All rights reserved. Keywords: Kimberlite; Diamond mining; Resource estimation; Economic 1. Introduction |  | Hook, Benjamin A., Halfar, Jochen, Bollmann, Jörg, Gedalof, Ze'ev, Azizur Rahman, M., Reyes, Julito, Schulze, Daniel J. (2015) Extraction of α-cellulose from mummified wood for stable isotopic analysis. Chemical Geology, 405. 19-27 doi:10.1016/j.chemgeo.2015.04.003 | Journal (article/letter/editorial) | | Sciences, University of Toronto, Toronto, ON M5S 3B1, Canada Department of Chemical and Physical Sciences, University...ON L5L 1C6, Canada Department of Geography, University of Guelph, Guelph, ON N1G 2W1, Canada d Geological...Geological Survey of Canada (Calgary), Calgary, AB T2L 2A7, Canada b c a r t i c l e i n f o Article history:...lignin-rich material. However, some samples from the Ekati Panda kimberlite pipe (ca. 53.3 Ma) contain remnant...process of diamond mining operations near Lac de Gras, Northwest Territories, Canada, (Fig. 1). The Lac de Gras |  | Menzies, Andrew, Westerlund, Kalle, Grütter, Herman, Gurney, John, Carlson, Jon, Fung, Agnes, Nowicki, Tom (2004) Peridotitic mantle xenoliths from kimberlites on the Ekati Diamond Mine property, N.W.T., Canada: major element compositions and implications for the lithosphere beneath the central Slave craton☆. Lithos, 77 (1) 395-412 doi:10.1016/j.lithos.2004.04.013 | Journal (article/letter/editorial) | | xenoliths from kimberlites on the Ekati Diamond Mine property, N.W.T., Canada: major element compositions and...c Mineral Services Canada, 205-930 Harbourside Drive, North Vancouver, B.C., Canada d BHP Billiton Diamonds...Kelowna, B.C., Canada V1X 7Y5 e CF Minerals, 1677 Powick Road, Kelowna, B.C., Canada V1X 4L1 b Received...in the Lac de Gras area. These xenoliths are derived from seven kimberlites located on the Ekati Diamond...respectively, and approximately intersect the diamond stability field at 900 jC and 42 kbar. There is |  | | Journal (issue) | | FEATURE ARTICLE______________ 208 Diamonds in Canada B. A. Kjarsgaard and A. A. Levinson This article...article chronicles the history of Canadian diamond exploration, with particular attention given to key discoveries...as well as Canada’s growing impact on the world diamond market. pg. 206 NOTES AND NEW TECHNIQUES __________... natural inclusions in fancy-color diamonds • Diamond with “compact disc” inclusion • Hemimorphite •...Gem News International • Australia’s Ellendale diamond mine opens • Aquamarine and spessartine from Tanzania |  | | Journal (article/letter/editorial) | | geotechnical and geological investigations at Ekati Mine–Koala North: case study Jaroslav Jakubec a,*...B.C., Canada V6E 3X2 b BHP Billiton Diamonds Inc., Canada c Mineral Services Canada Inc., Canada Received...diamonds at the Ekati Diamond Minek near Lac de Gras in the Northwest Territories of Canada. Current operations...the method was successfully used at several De Beers diamond operations in South Africa, it has never been...by Elsevier B.V. Keywords: Kimberlite geology; Diamond mining; Rock mass rating; Kimberlite pipe contact |  | | Journal (article/letter/editorial) | | Canil Æ Jon A. Carlson Dissolution forms in Lac de Gras diamonds and their relationship to the temperature...Springer-Verlag 2005 Abstract The degree and character of diamond dissolution were compared to crystallization temperatures...phenocrysts in several kimberlites from Lac de Gras, Northwest Territories, Canada. The T and fO2 values calculated... The T and fO2 vary between kimberlites from northwest and southeastern clusters within 150C and 1 log...morphological forms and surface dissolution features for diamond parcels from the Panda, Beartooth, Grizzly, Misery |  | | Journal (article/letter/editorial) | | attributes of kimberlite magmatism at Ekati, Northwest Territories, Canada Grant Lockhart a,*, Herman Grütter...Kelowna, B.C., Canada V1X 7Y5 b Mineral Services Canada Inc., Vancouver, B.C., Canada Received 27 June...focus exploration for economic kimberlites on the Ekati property. High-resolution aeromagnetic data provide...framework for exploration and kimberlite discovery at Ekati, and hence also for this investigation. The temporal...related attributes of kimberlites with variable diamond content have been constrained by judiciously augmenting |  | Harder, M., Scott Smith, B.H., Hetman, C.M., Pell, J. (2009) The evolution of geological models for the DO-27 kimberlite, NWT, Canada: Implications for evaluation. Lithos, 112. 61-72 doi:10.1016/j.lithos.2009.06.024 | Journal (article/letter/editorial) | | geological models for the DO-27 kimberlite, NWT, Canada: Implications for evaluation M. Harder a,⁎, B.H...Mineral Services Canada Inc., 205-930 Harbourside Drive, North Vancouver, BC, Canada V7P 3S7 Scott-Smith...Vancouver, BC, Canada V7R 2M9 Peregrine Diamonds Ltd., 201-1250 Homer Street, Vancouver, BC, Canada V6B 1C6...Kimberlite Pyroclastic Economic Evaluation DO-27 Lac de Gras a b s t r a c t This contribution reviews the...kimberlite, located in the Lac de Gras kimberlite province, Northwest Territories, Canada. The DO-27 kimberlite |  | | Journal (article/letter/editorial) | | element compositions of olivine from Lac de Gras kimberlites, Canada Yannick Bussweiler b,⁎, Stephen F....University of Alberta, 126 ESB, Edmonton, AB T6G 2E3, Canada ARC Centre of Excellence for Core to Crust Fluid...kimberlites from the EKATI Diamond Mine™ located in the Tertiary/Cretaceous Lac de Gras kimberlite field within...within the Slave craton of Canada. Olivine, constituting about 42 vol.% of the analyzed samples, can...University of Alberta, 126 ESB, Edmonton, AB T6G 2E3, Canada. Tel.: +1 587 335 9030 (cellphone), +1 780 492 |  | Lim, Emilie, Giuliani, Andrea, Phillips, David, Goemann, Karsten (2018) Origin of complex zoning in olivine from diverse, diamondiferous kimberlites and tectonic settings: Ekati (Canada), Alto Paranaiba (Brazil) and Kaalvallei (South Africa) Mineralogy and Petrology, 112. 539-554 doi:10.1007/s00710-018-0607-6 | Journal (article/letter/editorial) | | diamondiferous kimberlites and tectonic settings: Ekati (Canada), Alto Paranaiba (Brazil) and Kaalvallei (South...tectonic settings, including the Slave craton, Canada (Ekati: Grizzly, Koala), the Brasilia mobile belt (Limpeza-18...chemistry of diamond-bearing kimberlites from a diversity of localities: Grizzly and Koala (Ekati property)...property), Lac de Gras, Canada; Limpeza-18 and Tres Ranchos-04, Alto Paranaiba Igneous Province, Brazil; Samada...kimberlites are located in the Lac de Gras kimberlite field of the Slave craton, Canada. The studied samples derive |  | | Journal (issue) | | Kennedy The Ekati and Diavik diamond mines, Lac de Gras, Northwest Territories, Canada .................263 by C. J. Stefano Giroux Point, the Bagdad mine, Yavapai County, Arizona .........................year, $278/two years, (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...and Kim Niederman (2021) Scott Werschky (2021) Noel De Dora (2021) Sean P. Sweeney (2021) John C. Medici...recovered by a miner from the 2800 level of the mine. The miner called the acicular mineral “red copper |  | Bussweiler, Y., Stone, R. S., Pearson, D. G., Luth, R. W., Stachel, T., Kjarsgaard, B. A., Menzies, A. (2016) The evolution of calcite-bearing kimberlites by melt-rock reaction: evidence from polymineralic inclusions within clinopyroxene and garnet megacrysts from Lac de Gras kimberlites, Canada. Contributions to Mineralogy and Petrology, 171 (7) doi:10.1007/s00410-016-1275-3 | Journal (article/letter/editorial) | | clinopyroxene and garnet megacrysts from Lac de Gras kimberlites, Canada Y. Bussweiler1 · R. S. Stone1 · D....xenocrysts within kimberlites from Lac de Gras (Northwest Territories, Canada) contain fully crystallized melt...T6G 2E3, Canada 2 Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada 3 Department...xenocrysts from the Lac de Gras kimberlite field (including the Diavik and Ekati Diamond Mines). Using reconstructed...in Cr-diopside from the Diavik Diamond Mine in the Slave Craton, Canada, established a link to carbonatitic |  | | Journal (article/letter/editorial) | | DOI 10.1007/s00410-015-1190-z ORIGINAL PAPER Diamond resorption features as a new method for examining...pits on diamond crystals to infer the conditions of diamond residence in kimberlite magma. Diamond crystals...force microscopy (AFM). The AFM data of resorbed diamond surfaces show that much deeper surface relief was...criteria applied to the natural diamond crystals from three Ekati Mine kimberlites indicate significant...their magmatic fluid. This conclusion based on diamond resorption agrees with the mineralogy of microphenocrysts |  | Porritt, L. A., Cas, R. A. F., Schaefer, B., McKnight, S. W. (2012) TEXTURAL ANALYSIS OF STRONGLY ALTERED KIMBERLITE: EXAMPLES FROM THE EKATI DIAMOND MINE, NORTHWEST TERRITORIES, CANADA. The Canadian Mineralogist, 50 (3) 625-641 doi:10.3749/canmin.50.3.625 | Journal (article/letter/editorial) | | KIMBERLITE: EXAMPLES FROM THE EKATI DIAMOND MINE, NORTHWEST TERRITORIES, CANADA Lucy A. PORRITT§,1, Ray A...Fox and Koala pipes at the Ekati diamond mine, Northwest Territories, Canada present different styles of...University of British Columbia, Vancouver, V6T 1Z4, Canada GEMOC, Earth and Planetary Sciences, Macquarie...the Ekati diamond mine, NWT, Canada. The geology, geochemistry, emplacement processes, and diamond grade...Kimberlite Pipes The Ekati diamond mine is situated in the central portion of the Lac de Gras Field, covering |  | Melton, G.L., Stachel, T., Stern, R.A., Carlson, J., Harris, J.W. (2013) Infrared spectral and carbon isotopic characteristics of micro- and macro-diamonds from the Panda kimberlite (Central Slave Craton, Canada) Lithos, 177. 110-119 doi:10.1016/j.lithos.2013.06.019 | Journal (article/letter/editorial) | | from the Panda kimberlite (Central Slave Craton, Canada) G.L. Melton a,⁎, T. Stachel a, R.A. Stern a, J... AB T6G 2E3, Canada BHP Billiton, #1102 4920-52nd St., Yellowknife, NT X1A 3T1, Canada School of Geographical...2013 Available online 3 July 2013 Keywords: Micro-diamond FTIR Nitrogen SIMS Carbon isotope Central Slave...mm) from the Panda kimberlite (Ekati mine, Central Slave Craton, Canada) were analyzed for nitrogen content...platelet and hydrogen peak areas (cm−2). Micro-diamond nitrogen concentrations range from b 10 at. ppm |  | | Journal (article/letter/editorial) | | olivines in several Ekati Diamond Mine kimberlites, Northwest Territories, Canada Yana Fedortchouk a,⁎...University, Canada Department of Earth and Atmospheric Sciences, University of Alberta, Canada BHPBilliton...BHPBilliton Diamonds Inc., Kelowna, BC, Canada a r t i c l e i n f o Article history: Received 16 July 2009...Keywords: diamond resorption kimberlitic fluid phenocrystal olivine FTIR spectroscopy Lac de Gras kimberlites...the character of diamond resorption (Ekati Diamond Mine, Northwest Territories, Canada). The study showed |  | | Journal (issue) | | —IN CANADA— renard, gahcho kué, cross the finish line nOVEMBER | 2016 + BoB gannicott’s lasting legacy...legacy DecoDing the diamond market complimentary Pm no. 40069240 001-4-Cover-Contents-Ed2.indd 1...STANDARDS SINCE 1973 As one of the largest commercial diamond recovery laboratories in the world, SRC offers...your diamond project. We Offer: - KIMBERLITE INDICATOR MINERALS RECOVERY - MICRO AND MACRO DIAMOND RECOVERY...RECOVERY - DIAMOND DESCRIPTION, WEIGHING & PHOTOGRAPHY - DIAMOND BREAKAGE STUDIES - DIAMOND TYPING BY FTIR |  | | Journal (article/letter/editorial) | | Edmonton, Alberta, Canada T6G 2E3 b Geological Survey of Canada, Ottawa, Canada K1A 0E8 Received 21...region of Ontario to Eocene kimberlites in the Lac de Gras field, N.W.T. Based on a compilation of more...more than 4000 km from Somerset Island in northern Canada through the Fort à la Corne field in Saskatchewan...approximately 50. The discovery of significant diamond-bearing kimberlite in North America ( f 1991) has...for kimberlites and related rocks, especially in Canada. The number of new kimberlite discoveries continues |  | | Journal (article/letter/editorial) | | 707-719 (2011) DOI : 10.3749/canmin.49.3.707 DIAMOND RESORPTION: LINK TO METASOMATIC EVENTS IN THE MANTLE...Dalhousie University, Halifax, Nova Scotia B3H 4J1, Canada Zhihai ZHANG Department of Earth Sciences, Dalhousie...Dalhousie University, Halifax, Nova Scotia B3H 4J1, Canada and China University of Geosciences, Wuhan, 430074...Abstract The morphology and surface features on diamond crystals vary tremendously, even within a single...distinguish between diamond-dissolution events happening in the mantle sources of diamond and in the rising |  | | Journal (article/letter/editorial) | | hypabyssal and pyroclastic units in the Diavik mine, Canada Madeline Tovey, Andrea Giuliani, David Phillips...hypabyssal and pyroclastic units in the Diavik mine, Canada, LITHOS(2020), https://doi.org/10.1016/ j.lithos...hypabyssal and pyroclastic units in the Diavik mine, Canada Madeline Toveya*, Andrea Giuliania,b, David...Street, Vancouver, British Columbia V5K 1R1, Pr Canada. Jo u rn al *Corresponding author; email, toveym@student...South kimberlite pipes in the Diavik Mine (Lac de Gras, Canada). These localities host exceptionally |
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Ekati Mine, Lac de Gras, Northwest Territories, Canada