 | | 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 |  | Kamenetsky, Vadim S., Kamenetsky, Maya B., Weiss, Yakov, Navon, Oded, Nielsen, Troels F.D., Mernagh, Terrence P. (2009) How unique is the Udachnaya-East kimberlite? Comparison with kimberlites from the Slave Craton (Canada) and SW Greenland. Lithos, 112. 334-346 doi:10.1016/j.lithos.2009.03.032 | Journal (article/letter/editorial) | | Comparison with kimberlites from the Slave Craton (Canada) and SW Greenland Vadim S. Kamenetsky a,⁎, Maya...serpentine in kimberlites from the Slave Craton, Canada (Gahcho Kué, Jericho, Aaron and Leslie pipes) and southern...Kostrovitsky et al., 2007) and the Slave Craton, Canada (Jericho, Aaron and Leslie pipes; Fedortchouk and...cover, namely the Gahcho Kué, Jericho, Aaron and Leslie pipes in the Slave Craton (Canada) and the Majuagaa...the Lac de Gras kimberlite field in the east-central part of the Archaean Slave Province (Canada) belong |  | | Journal (issue) | | Unlocking our Potential THE NORTHWEST TERRITORIES IS OPEN FOR BUSINESS NWTGEOSCIENCE.CA E: ntgs@gov...petroleum@gov.nt.ca T: 867-777-7480 The Northwest Territories Thanks Says NEW FRONTIERS FOR EXPLORATION...Pioneers of the NWT Diamond Industry whose finds helped to unlock the NWT’s diamond potential (L to R)...OF THE NORTHWEST TERRITORIES MESSAGE FROM THE MINISTER In November, the Northwest Territories celebrated...our territory (see page 3). Rightfully so — our diamond industry has pushed us to the cutting-edge of the |  | Mervine, Evelyn M., Wilson, Siobhan A., Power, Ian M., Dipple, Gregory M., Turvey, Connor C., Hamilton, Jessica L., Vanderzee, Sterling, Raudsepp, Mati, Southam, Colette, Matter, Juerg M., Kelemen, Peter B., Stiefenhofer, Johann, Miya, Zandile, Southam, Gordon (2018) Potential for offsetting diamond mine carbon emissions through mineral carbonation of processed kimberlite: an assessment of De Beers mine sites in South Africa and Canada. Mineralogy and Petrology, 112. 755-765 doi:10.1007/s00710-018-0589-4 | Journal (article/letter/editorial) | | 4 ORIGINAL PAPER Potential for offsetting diamond mine carbon emissions through mineral carbonation...kimberlite: an assessment of De Beers mine sites in South Africa and Canada Evelyn M. Mervine 1 & Siobhan...Abstract De Beers kimberlite mine operations in South Africa (Venetia and Voorspoed) and Canada (Gahcho...carbon dioxide (CO2) through weathering of kimberlite mine tailings, which can store carbon in secondary carbonate...kimberlite production could offset 100% of each mine site’s carbon dioxide equivalent (CO2e) emissions |  | | Journal (issue) | | Potential O C T O B E R 2018 The New Face of Diamond Mining Five Ways that the NWT's Mineral Development...GEOSCIENCE INFORMATION ABOUT THE NORTHWEST TERRITORIES? The Northwest Territories Geological Survey is your...P O T E N T I A L CONTENTS 4 The New Face of Diamond Mining 6 Five Ways the NWT's Mineral Development...MINISTER OF INDUSTRY, TOURISM AND INVESTMENT NORTHWEST TERRITORIES MESSAGE FROM THE MINISTER At the Diamonds...we call the NWT Difference. It’s how the Northwest Territories leads the global mining industry, and it’s |  | | Report (issue) | | Diffraction Pattern: Gahcho Kué mine (5034 pipe), Northwest Territories, Canada. 2.764 (100), 1.596 (42)...01 . 99.98 100.00 (1) Gahcho Kué mine (5034 pipe), Northwest Territories, Canada; average electron microprobe...inclusions in a diamond, likely derived from the upper mantle. Association: Diamond, rutile, calcite...Distribution: From the Gahcho Kué mine (5034 kimberlite pipe), Northwest Territories, Canada. Name: Honors Larry...University of Alberta, Canada, for contributions to radiometric dating applied to diamond-bearing kimberlites |  | Bezzola, Martina, Hetman, Casey M., Garlick, Gareth, Creaser, Robert, Diering, Michael, Nowicki, Tom (2018) Geology and resource development of the Kelvin kimberlite pipe, Northwest Territories, Canada. Mineralogy and Petrology, 112. 463-475 doi:10.1007/s00710-018-0631-6 | Journal (article/letter/editorial) | | development of the Kelvin kimberlite pipe, Northwest Territories, Canada Martina Bezzola 1 & Casey M. Hetman...Slave Craton in northern Canada, eight km northeast of the Gahcho Kué diamond mine. Kelvin was first discovered...discovered in 2000 by De Beers Canada. Subsequent exploration undertaken by Kennady Diamonds Inc. between...expression of only 0.08 ha Kelvin dips towards the northwest before turning north. The body (which remains...kimberlite is similar to other KPK systems such as the Gahcho Kué kimberlites and many southern African kimberlites; |  | | Journal (article/letter/editorial) | | 2555 Edgemont Boulevard, North Vancouver, BC, Canada V7R 2M9 a r t i c l e i n f o Article history:...online 6 June 2009 Keywords: Kimberlite Olivine Diamond Evaluation Emplacement Petrography Texture a b...kimberlite bodies is defined by the volume and diamond content of all their internal units which are summarised...mantle-derived magmas, each carrying different diamond populations and, in some instances, subsequent...Dilution by xenoliths is important in predicting diamond contents but it is also reflected in reduced olivine |  | | Journal (issue) | | N T I A L Unlocking our Potential THE NORTHWEST TERRITORIES IS OPEN FOR BUSINESS The Friendliest Place...Photo courtesy of: De Beers Canada Reasons to Invest in the Northwest Territories NWTGEOSCIENCE.CA E:...GEOSCIENCE INFORMATION ABOUT THE NORTHWEST TERRITORIES? The Northwest Territories Geological Survey is your...Invest in the Northwest Territories 10 Select Mineral Deposits of the Northwest Territories 12 Certainty...the Northwest Territories 14 15 Roads to Resources The Last Word Cover: the Gahcho Kué Diamond Mine—the |  | | 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 |  | Gaudet, Matthew, Kopylova, Maya, Muntener, Colleen, Zhuk, Vlad, Nathwani, Chetan (2018) Geology of the Renard 65 kimberlite pipe, Québec, Canada. Mineralogy and Petrology, 112. 433-445 doi:10.1007/s00710-018-0633-4 | Journal (article/letter/editorial) | | Geology of the Renard 65 kimberlite pipe, Québec, Canada Matthew Gaudet 1,2 & Maya Kopylova 1 & Colleen...Neoproterozoic Renard kimberlite cluster (Québec, Canada), is a steeply-dipping and downward-tapering diatreme...Main Mall #2020, Vancouver, BC V6T 1Z4, Canada 2 Stornoway Diamond Corporation, 980 West 1st St #118, North...North Vancouver, BC V7P 3N4, Canada 3 Department of Earth Science and Engineering, Imperial College...kimberlites in the Renard 65 kimberlite pipe, Québec, Canada. These data constitute a valuable contribution |  | | Journal (article/letter/editorial) | | fine-quality diamonds on kimberlite. Photo courtesy Aber Diamond Inc. WARREN F. BOYD R. T. Boyd Limited Suite 546...546, 109 Thomas Street Oakville, Ontario Canada L6J 7R4 diamondswfb@cs.com I n the early 1980s, when...the Figure 2. Canadian diamond mines (Ekati and Diavik) and future diamond mines (Jericho, Snap Lake...at 20:04 22 August 2013 Figure 3. The Ekati Diamond mine—Panda pit. Photo courtesy BHP Billiton. world...discovery of diamonds in the Northwest Territories in the far north of Canada in 1991 led to the largest |  | | Journal (article/letter/editorial) | | Gold Inc., 300-224 4th Avenue South Saskatoon, SK, Canada S7K 5M5 Archon Exploration Pty Ltd., 11 Rowsley...March 2009 Available online 5 April 2009 Keywords: Diamond Annual production Mines Advanced projects Exploration...recovered from the Letseng Mine in 2006, help to drive a multi-billion dollar diamond exploration, mining and...Russia, Canada, South Africa and Angola account for 83% by value and 65% by weight of annual diamond production...which is mainly produced by four major companies, De Beers, Alrosa, Rio Tinto and BHP Billiton (BHPB) |  | Kjarsgaard, B.A., Pearson, D.G., Tappe, S., Nowell, G.M., Dowall, D.P. (2009) Geochemistry of hypabyssal kimberlites from Lac de Gras, Canada: Comparisons to a global database and applications to the parent magma problem. Lithos, 112. 236-248 doi:10.1016/j.lithos.2009.06.001 | Journal (article/letter/editorial) | | Geochemistry of hypabyssal kimberlites from Lac de Gras, Canada: Comparisons to a global database and applications...a b c Geological Survey of Canada, 601 Booth Street, Ottawa, ON, Canada K1A 0E8 Earth Sciences, Durham...Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E3 a r t i c l e i n f o Article history:...geochemical analyses of hypabyssal kimberlite from the Lac de Gras field. Screens using Yb versus Al2O3 and ln Si/Al...of peridotite contamination. We utilize the Lac de Gras data suite to calculate, by two different methods |  | Aulbach, Sonja, Griffin, William L., Pearson, Norman J., O’Reilly, Suzanne Y., Doyle, Buddy J. (2007) Lithosphere formation in the central Slave Craton (Canada): plume subcretion or lithosphere accretion?. Contributions to Mineralogy and Petrology, 154 (4) 409-427 doi:10.1007/s00410-007-0200-1 | Journal (article/letter/editorial) | | Lithosphere formation in the central Slave Craton (Canada): plume subcretion or lithosphere accretion? Sonja...of minerals in peridotite xenoliths from the Lac de Gras kimberlites provide constraints on the mode of...lithosphere formation beneath the central Slave Craton, Canada. Magnesia contents of reconstructed whole rocks...olivine (91.7) compared to olivine inclusions in diamond (92.6). Communicated by T.L. Grove. S. Aulbach...Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E3 e-mail: saulbach@els.mq.edu.au W. L. Griffin |  | Reguir, Ekaterina, Chakhmouradian, Anton, Elliott, Barrett, Sheng, Ankar, Yang, Panseok (2018) Zircon Macrocrysts from the Drybones Bay Kimberlite Pipe (Northwest Territories, Canada): A High-Resolution Trace Element and Geochronological Study. Minerals, 8 (11) 481 doi:10.3390/min8110481 | Journal (article/letter/editorial) | | from the Drybones Bay Kimberlite Pipe (Northwest Territories, Canada): A High-Resolution Trace Element and...Manitoba, 125 Dysart Road, Winnipeg, MB R3T 2N2, Canada; chakhmou@cc.umanitoba.ca (A.R.C.); mr.ankar@gmail...(P.Y.) Northwest Territories Geological Survey, 4601-B 52 Avenue, Yellowknife, NT X1A 1K3, Canada; Barrett_Elliott@gov...zircon from the Drybones Bay kimberlite, Northwest Territories, Canada. These data were acquired at a spatial...geothermometry 1. Introduction The Slave craton in northern Canada is a small (~200,000 km2 ) but well-exposed fragment |  | Chakravarthy, Cibi, Chalouati, Salma, Chai, Ye Eun, Fantucci, Hugo, Santos, Rafael M. (2020) Valorization of Kimberlite Tailings by Carbon Capture and Utilization (CCU) Method. Minerals, 10 (7) 611 doi:10.3390/min10070611 | Journal (article/letter/editorial) | | of Guelph, 50 Stone Rd. E, Guelph, ON N1G 2W1, Canada; cibichakravarthy@hotmail.com (C.C.); chalouatis@gmail...carbonated kimberlite tailings, a waste product from diamond mining, as a partial cement substitute in the preparation...operations such as those of De Beers Canada in the Northwest Territories. Using kimberlite for CO2 sequestration...with this waste material, and to also encourage diamond mining from reserves that are not currently economically...properties of processed kimberlite, sourced from a diamond mining operation, before and after being reacted |  | Sarkar, Chiranjeeb, Kjarsgaard, Bruce A., Pearson, D. Graham, Heaman, Larry M., Locock, Andrew J., Armstrong, John P. (2018) Geochronology, classification and mantle source characteristics of kimberlites and related rocks from the Rae Craton, Melville Peninsula, Nunavut, Canada. Mineralogy and Petrology, 112. 653-672 doi:10.1007/s00710-018-0632-5 | Journal (article/letter/editorial) | | from the Rae Craton, Melville Peninsula, Nunavut, Canada Chiranjeeb Sarkar 1 & Bruce A. Kjarsgaard 2 & D...studies have been conducted on recently found diamond-bearing kimberlitic and related rocks in the Rae...Aviat and Qilalugaq, Melville Peninsula, north-east Canada. Magmatic rocks from the Aviat pipes have geochemical...T6G 2E3, Canada 2 Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada 3 Lucara...Lucara Diamond, Vancouver V6C 3E8, Canada Kimberlites are small–volume ultrabasic intrusive and extrusive |  | | Journal (issue) | | GEOSCIENCE INFORMATION ABOUT THE NORTHWEST TERRITORIES? The Northwest Territories Geological Survey is your...MINISTER OF INDUSTRY, TOURISM AND INVESTMENT NORTHWEST TERRITORIES MESSAGE FROM THE MINISTER 10 Changing...Word Cover photo: Scott Cairns of the Northwest Territories Geological Survey documents a spodumene...DeStaffany mine. Photo: GNWT-NTGS There’s a mini staking rush underway in the Northwest Territories today...drill programs are stacking up. Not unlike the diamond play of the 1990s, the NWT is once-again witnessing |  | Afanasyev, A. A., Melnik, O., Porritt, L., Schumacher, J. C., Sparks, R. S. J. (2014) Hydrothermal alteration of kimberlite by convective flows of external water. Contributions to Mineralogy and Petrology, 168 (1) doi:10.1007/s00410-014-1038-y | Journal (article/letter/editorial) | | distribution in the Diavik A418 kimberlite pipe, (NWT, Canada) and with features of kimberlites of the Yakutian...observations from Diavik A418 kimberlite pipe (NWT, Canada) and also with features of kimberlites of the Yakutian...maps of the A418 kimberlite pipe, Diavik Diamond Mine, NWT Canada, showing the geology exposed on the 290...serpentisation observed at the Diavik A418 pipe, NWT, Canada, where deposit-scale variations in the abundance...at the Fox pipe in the NWT, Canada (Porritt and Cas 2009), and Gahcho Kué pipe (Hetman et al. 2004). At |  | | Journal (article/letter/editorial) | | the Renard 2 pipe to 1000 m depth, Renard Mine, Québec, Canada: insights into Kimberley-type pyroclastic...central Québec, Canada, forming the major component of the Mineral Resource of Stornoway Diamond Corporation’s...Corporation’s Renard Mine. Renard 2 is infilled with two distinct kimberlite units that exhibit Kimberley-type...rock geochemical signatures, bulk densities and diamond grades. These differences are interpreted to reflect...the north-eastern portion of the Superior Craton, Canada (Fig. 1a; Percival 2007). The Renard Editorial |  | Fitzgerald, C.E., Hetman, C.M., Lepine, I., Skelton, D.S., McCandless, T.E. (2009) The internal geology and emplacement history of the Renard 2 kimberlite, Superior Province, Quebec, Canada. Lithos, 112. 513-528 doi:10.1016/j.lithos.2009.05.036 | Journal (article/letter/editorial) | | Renard 2 kimberlite, Superior Province, Quebec, Canada C.E. Fitzgerald a,⁎, C.M. Hetman b, I. Lepine a...a b Stornoway Diamond Corporation 116-980 West 1st St., North Vancouver, BC, Canada V7P 3N4 Mineral...Mineral Services Canada, 205-930 Harbourside Dr., North Vancouver, BC, Canada V7P 3S7 a r t i c l e i n f...located in the Otish Mountains region of Quebec, Canada and is one of the largest pipes in the Renard cluster...and was discovered in 2001 by Ashton Mining of Canada Inc. and its joint venture partner SOQUEM Inc. |  | | Journal (article/letter/editorial) | | and detrital diamond deposits sourced from eroded pipes have long been mined (e.g., de Wit, 1999). Erosion...the 75–45 Ma (Fig. 1B; Creaser et al., 2004) Lac de Gras kimberlites of the central Slave craton (Stasiuk...the Cretaceous cover was eroded, most of the Lac de Gras kimberlites were emplaced, and Eocene terrestrial...cratonic basement near Hudson Bay, in the Western Canada Sedimentary Basin, and south of the exposed Superior...southern Africa contains rocks as old as ∼3.7 Ga (e.g., de Wit et al., 1992) and is unconformably overlain by |  | | Journal (article/letter/editorial) | | FALLARA,3 AND SYLVAIN TRÉPANIER1 1 CONSOREM Consortium de Recherche en Exploration Minérale, Université du...du Québec à Montréal, Montréal, Québec, Canada H3C 3P8 2 EMSC/CSEM 3 URSTM European Mediterranean Seismological... Bruyères le Châtel 91680, France Unité de Recherche et de Service en Technologie Minérale, Université...Abitibi-Témiscamingue, Rouyn-Noranda (Québec), Canada J9X 5E4 Abstract The seismic architecture of the...subsurface Archean crust of the United States and Canada is presented here in three dimensions for the first |  | Hetman, Casey M., Scott Smith, Barbara, Robey, Jock, Nkotsi, Teboho, Mohapi, Mohapi, Mohapi, Thabang (2018) Letšeng diamond mine, Lesotho: a variant of Kimberley-type pyroclastic kimberlite emplacement. Mineralogy and Petrology, 112. 365-382 doi:10.1007/s00710-018-0642-3 | Journal (article/letter/editorial) | | 1007/s00710-018-0642-3 ORIGINAL PAPER Letšeng diamond mine, Lesotho: a variant of Kimberley-type pyroclastic...of Springer Nature 2018 Abstract The Letšeng Diamond Mine comprises two ~91 Ma kimberlite pipes. An update...number of phases of kimberlite with contrasting diamond contents which were formed by the emplacement of...diamonds within the bodies. Keywords Type IIa diamond . Tuffisitic kimberlite . Resedimented volcaniclastic...kimberlite . Hypabyssal Introduction The Letšeng Diamond Mine in Lesotho (Fig. 1a) differs from many other |
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