Presentations

 

The Northwest Territories Geological Survey, in association with the NWT & Nunavut Chamber of Mines, hopes you are enjoying the 2020 NWT & Nunavut Geoscience Symposium and welcomes you to view presentations until
Monday May 31, 2021.

 
 
  • All
  • Energy Geoscience
  • Environmental Science
  • Geoscience
  • Mineral Exploration
  • Permafrost Science
  • Regulatory Updates

Continuing Collaborative Geoscience Research in Northern Canada

Presenter: Michel Plouffe

GEM-GeoNorth is the next version of the Geo-Mapping for Energy and Minerals (GEM). The new program will continue to enhance geological understanding of Canada’s North, focusing on areas with high potential for critical minerals and other mined commodities.

Geochemical Considerations in Mine Waste Management Processes for Sustainable Mine Operation and Closure

Presenter: Valérie Bertrand

Successful mine site closure is rooted in early planning. This is crucial in the design and implementation of a robust mine waste and water management plan

Northwest Territories Mining Incentive Program: What It Is, How It Works, and How to Apply as an Individual

Presenter: Landen Powell

The Northwest Territories (NWT) Mining Incentive Program (MIP) provides funding to prospectors and mineral exploration companies to carry out mineral exploration projects in the NWT.

Office of the Regulator of Oil and Gas Operations (OROGO) Regulatory Update

Presenter: Pauline de Jong

OROGO holds regulatory responsibility for oil and gas operations in the onshore Northwest Territories outside of the Inuvialuit Settlement Region and federal areas.

The NWT Royalty Regime: An Introduction and Evaluation of Its Competitiveness

Presenter: Hendrik Falck

The transfer of responsibility for the management of land and resources to the GNWT in 2014 included the administration of the NWT royalty regime.

Wildlife Management and Monitoring Plans: What Do Developers Need to Know?

Presenter: Andrea Patenaude

A Wildlife Management and Monitoring Plan, or WMMP, is an important tool for the protection and conservation of wildlife and wildlife habitat.

The Growing Importance of TK and IQ in Environmental Approvals for Mining Projects in the North

Presenter: Joanna Vince & Raeya Jackiw

Northern land claims and legislation require traditional knowledge

Pingo Distribution, Tuktoyaktuk Peninsula Region, Western Canadian Arctic

Presenter: Stephen Wolfe

Pingos are an integral part of the permafrost landscape of the Tuktoyaktuk Peninsula region.

Hydrothermal Regime of Riparian Systems in Continuous Permafrost, Western Canadian Arctic

Presenter: Timothy Ensom

In permafrost regions the movement of water in riparian systems during winter has important implications for hydrology, land use, and infrastructure.

Long-Term Monitoring of Permafrost Temperature, Active Layer Thickness and Surface Settlement in the Mackenzie Valley, NWT

Presenter: Caroline Duchesne

A permafrost and active layer monitoring network, established in the Mackenzie Valley and Delta (NWT) by the Geological Survey of Canada, has been maintained since the 1980s.

Community Hazard Mapping: One Step Short of What Is Actually Needed

Presenter: Robin McKillop

Many communities in northern Canada do not have hazard maps to inform planning-level decisions regarding existing and proposed land use and infrastructure.

Resiliency Assessments of Adfreeze Pile Foundations Supporting Government of the Northwest Territories’ Buildings

Presenter: Ed Hoeve

An office-based assessment of the anticipated future integrity of adfreeze steel pipe pile foundations of selected Government of the Northwest Territories buildings was conducted.

Estimation of Maximum Lake Depth from the Surrounding Topography; towards a Regional Assessment of the Occurrence of Taliks below Arctic Lakes

Presenter: Anne-Marie LeBlanc

Open taliks, areas of unfrozen ground, are mainly found beneath large and deep lakes that do not freeze to their bottom.

Modeling Contaminant and Nutrient Transport in Permafrost-Affected Groundwater Systems

Presenter: Aaron Mohammed

Understanding the impacts of permafrost freeze-thaw dynamics on groundwater flow and solute transport is imperative to quantify terrestrial feedbacks to climate change

Ground Ice Map of Canada

Presenter: Brendan O’Neill

We present new national-scale mapping of ground ice conditions in Canada, a product of Natural Resource Canada’s Climate Change Geoscience Program.

The Thermokarst Environments of Northwestern Canada

Presenter: Steven Kokelj

Thermokarst is the geomorphic manifestation of permafrost thaw. The first systematic aerial inventory and characterization of thaw-sensitive permafrost terrain was initiated for Northwest Territories

Infrastructure Implications from Intensified Permafrost Thaw-Driven Mass Wasting

Presenter: Ashley Rudy

The Dempster Highway connects the communities of the Beaufort Delta region, Northwest Territories (NWT) to southern Canada.

Permafrost Information Network (PIN) – Increasing the Accessibility of Permafrost Data

Presenter: Sharon Smith

Knowledge of thermal and geotechnical properties of subsurface materials is critical for planning infrastructure development and adaptation to climate change in permafrost regions.

Relict Basal Ice from the Laurentide Ice Sheet Near Lac de Gras, Slave Geological Province, N.W.T., Canada

Presenter: Stephan Gruber

A 2015 drilling campaign of the Slave Province Surficial Materials and Permafrost Study near Lac de Gras has recovered permafrost core interpreted to contain preserved basal ice of the Laurentide Ice Sheet.

Geomorphic Feature Mapping along the Dempster Highway and Inuvik-to-Tuktoyaktuk Highway Corridor, Yukon and Northwest Territories, Canada

Presenter: Wendy Sladen

Thaw of ice-rich permafrost can reduce ground stability, modify terrain, and alter drainage patterns, affecting terrestrial and aquatic ecosystems

The Effect of Deglacial Meltwater Processes on Kimberlite Indicator Mineral Concentrations in Glacial Sediments

Presenter: Patrick DesRosiers

The purpose of this project is to quantify the effects of deglacial meltwater on kimberlite indicator mineral concentrations in meltwater corridor sediments.

Orphaned Indicator Mineral Dispersals; Solving Old Problems with a New Perspective

Presenter: Bob Janzen

The number of kimberlite discoveries in the Slave Geological Province has decreased over the last decade.

The Application of Multivariate Statistical Analysis in Biogeochemical Exploration at the Yellowknife City Gold Project, NWT, CA

Presenter: Zohreh Ghorbani

The Yellowknife City Gold (YCG) Property located in the Northwest Territories, occurs within the Yellowknife Greenstone Belt, which contains significant gold deposits.

Surficial Geology, Glacial History and Bedrock Investigation in the Dessert Lake Drumlin Field, Northwest Territories

Presenter: Philippe Normandeau

Surficial geology mapping and glacial history reconstruction are essential to drift prospecting, and also support infrastructure development

NWT Mineral Exploration and Mining Overview

Presenter: Barrett Elliott

Despite the challenges associated with working during a global pandemic, mining and mineral exploration continued in the Northwest Territories (NWT).

Diamonds and Gold in Mesoarchean Pebble Conglomerates from the Northern Slave Craton and Their Implications for Craton Evolution

Presenter: Suzette Timmerman

When, and to what extent, Earth’s cratons became underpinned by thick lithospheric mantle roots capable of hosting diamonds is one of the most controversial aspects of Archean geology and geodynamics.

Nunavut 2020 Exploration and Mining Overview – Navigating a New Normal

Presenter: Matthew Senkow

2020 has been a challenging year for exploration and mining proponents in Nunavut. A modest decrease in exploration spending was forecast.

Kinematics and Timing of Shear Zones in the Nonacho Lake Area: Preliminary Results

Presenter: Rebecca Canam

The Nonacho Lake area located along the western margin of the Rae craton in the southeastern Northwest Territories consists of the ca. 1.91-1.82 Ga siliciclastic Nonacho Group interpreted to have been deposited

An Examination of the Geomorphology and Sediment Texture of the Exeter Lake Esker

Presenter: Grayson Bilak

The Exeter Lake Esker (ELE) extends across the Northwest Territories from Dubawnt Lake to Exmouth Lake and, sampling led to the discovery of the Lac de Gras kimberlite field.

Fluid Characterization of Ore Bearing Fluids at the Giant Mine and Quyta-Bell Gold System in the Yellowknife Greenstone Belt, Northwest Territories, Canada

Presenter: Baykan Aksu

The Yellowknife greenstone belt (YGB), located in the Northwest Territories, is an Archean tectonic province that hosts numerous gold occurrences including the world-class Con and Giant deposits near Yellowknife Bay.

Controls on Tungsten Fertility at Cantung: Does Tungsten Mineralization Require a Specific Melt Protolith and/or Mantle Input?

Presenter: Vanessa Elongo

The Tombstone-Tungsten Belt (TTB) in the Canadian Cordillera is host to large tungsten deposits. The Cantung skarn deposit is one of the highest grade tungsten deposits in the TTB and is hosted in carbonate units surrounded by argillites.

Cu Isotopes in the Canadian Sub-Cratonic Lithospheric Mantle – a First Look

Presenter: Janina Czas

Copper isotope ratios are an important tool in tracing the sources and pathways of base metal forming fluids in the crust.

Preliminary Classification and Origin of the Salkeld Lake Cu-Ag Occurrence, Nonacho Basin, NWT

Presenter: Anna Terekhova

At the Salkeld Lake (Nonacho Basin, NWT) showing, stockwork- and shear-style Cu-Ag±Mo-Pb-Zn mineralization cross-cuts quartz-rich granitic gneiss, quartzite and alkali feldspar granite.

Paragenesis and Ore-Forming Fluids at Pine Point

Presenter: Matthew Steele-MacInnis

Pine Point is a major carbonate-hosted Pb-Zn deposit, but key questions remain regarding its formation.

Geophysical Interpretation of Aeromagnetic Survey, Itchen Lake and Point Lake Area, Northwest Territories

Presenter: Asif Mirza

During the winter of 2019, an airborne high-resolution magnetic survey in the Itchen Lake and Point Lake area was flown for the Northwest Territories Geological Survey (NTGS) by EON Geoscience Inc.

Nonacho Bedrock Mapping Project: Overview of the 2019-2020 Thematic Research in Sedimentology, Stratigraphy, and Provenance Analysis

Presenter: Jade H. Lockie

The Paleoproterozoic Nonacho Basin remains an enigmatic sedimentary unit in the south-western portion of the Rae craton

Volcanogenic Massive Sulfide Focused Mapping Initiative, Slave Craton, Northwest Territories

Presenter: Bernadette Knox

The Northwest Territories Geological Survey (NTGS) volcanogenic massive sulfide initiative continues to map greenstone belts of the Slave craton in areas of elevated resource potential.

High-Resolution Mapping of Glacial Landscapes in Central Mainland Nunavut Using ArcticDEM Data and Landsat 8 Imagery

Presenter: Isabelle McMartin

A new glacial geomorphology map covers 415 000 km2 in a core region of the Laurentide Ice Sheet in Nunavut.

Bedrock Mapping, U-Pb Geochronology, Metallogeny, Sedimentology and Structural Evolution Studies of the Western Margin of the Rae Craton, Nonacho Lake Area (NTS 75F), Northwest Territories

Presenter: Edith Martel

The Northwest Territories Geological Survey completed the third field season of a multidisciplinary geoscience project in the Nonacho Lake area, 300 km southeast of Yellowknife.

Characterizing Uranium Mineralization in the Nonacho Basin, NWT

Presenter: Kerstin Landry

Two styles of U mineralization are associated with the Nonacho Basin: early U of the Hope Occurrence (northern basin) is disseminated in quartz-biotite-albite basement breccia, whereas later vein-hosted

Indicators of Gold Mineralization in the Yellowknife Greenstone Belt: A Lithogeochemistry and Mineralogy Study

Presenter: Laurén Langlois

In this study we aim to identify elements that can act as geochemical indicators within the Yellowknife greenstone belt that allow the discrimination of mineralized structures.

Bedrock Mapping and Lithogeochemistry of Mafic Volcanic Rocks, Winter Lake Greenstone Belt, Slave Craton

Presenter: Dawson Stone

The Archean Winter Lake greenstone belt (WLB) is located in the western part of the Slave craton ~250 km north-northeast of Yellowknife, Northwest Territories.

Rates and Mechanisms of Bastnaesite Dissolution in Near-Surface Conditions at the Nechalacho Deposit, NWT

Presenter: Adriana Taylor

Canada does not currently produce rare earth elements (REE) but does contain resources.

Stability of Cantung Mine Tailings under Simulated Dry Stack Conditions

Presenter: Allison Surrette

Dry stack or filtered tailings is a relatively new method of tailings storage that is gaining popularity because it eliminates the need for conventional tailings dams.

Remobilization of Legacy Arsenic Contamination in Yellowknife Bay Sediments: Field and Laboratory Measurements of Arsenic Fluxes

Presenter: John Chételat

Yellowknife Bay, on the north shore of Great Slave Lake, received loadings of arsenic from gold mining during the 20th century.

Why Did the Caribou Cross the Road? Preliminary Results on the Relationship between Barren-Ground Caribou and Winter Roads

Presenter: Angus Smith

A number of populations of barren-ground caribou in Northern Canada are declining at alarming rates. Circumpolar declines in Rangifer have been attributed in part to increasing levels of human development.

Characterization of Arsenic and Antimony Minerals in Yellowknife Bay Sediments

Presenter: Katrina Paudyn

A sediment sampling program was conducted in Yellowknife Bay with the objective of characterizing arsenic (As) and antimony (Sb) mineralogy

Changes in Water Quality as an Indicator of Permafrost Degradation Near Communities in Nunavut

Presenter: Michelle Blade

Permafrost warming is projected to continue throughout this century, with active layer depths anticipated to increase up to one metre in parts of Nunavut.

Sustainable Yield Exploration for a Commercially & Recreationally Important Northern Fish Species, Lake Trout (Salvelinus namaycush), Through Data-Limited Modeling

Presenter: Hailey Chymy

Identification of stock reference points, which are valuable to management, is frequently complicated by a lack of adequate data.

Estimating Geochemical Background Concentrations of Arsenic in Soil in the Yellowknife Area

Presenter: Heather Jamieson

The estimation of geochemical background can be complex in areas impacted by point sources of atmospheric emissions due to unknowns about pollutant dispersion

Will Warmer Water Temperatures Associated with Climate Change Affect the Mobility of Arsenic from Mining-Contaminated Sediments in the Yellowknife Area, Northwest Territories?

Presenter: Brittany Astles

Lakes in the Yellowknife area (NWT) were exposed to atmospheric deposition of arsenic emissions from ore roasting at local gold mines.

Thermal Evolution of the Phanerozoic Sediments of the Southwestern Northwest Territories

Presenter: Eva Enkelmann

The Northwest Territories Geological Survey started a new project in collaboration with the University of Calgary.

Geothermal Potential of Closed Underground Mines: Con Mine Study, Northwest Territories, Canada

Presenter: Dan Ngoyo Mandemvo

Since its closure, the abandoned and flooded Con Mine has been considered as a geothermal resource.

2020-21 Activity Update – Energy Geosciences Group

Presenter: Viktor Terlaky

The Energy Geosciences group advanced work on five projects during FY 2019-20 and early FY 2020-21.

The Devonian Black Shales of Mackenzie Valley are a Valuable Repository of Information on Greenhouse-Epoch Ocean, Not Only the Shale Hydrocarbon Prospect

Presenter: Dr. Pavel Kabanov

The Phanerozoic sedimentary archives of the greenhouse condition of our planet provide valuable information on the warmer atmosphere-ocean systems unexperienced by Homo sapiens, but considered a potential for near future if the drawdown of GHG (green house gases) will fail to follow optimistic projections.

Shale Basin Analysis Project: Creating and Using Simulations to Explore the Geologic Past and Present of the Central Mackenzie Valley, NWT

Presenter: Jonathan Rocheleau

The Central Mackenzie Valley of NWT is one of the most prospective for areas for hydrocarbon resources in the territory.

Porosity Characterization, Evolution, and Controls in the Devonian Horn River Group, Central Mackenzie Valley, Northwest Territories

Presenter: Maya LaGrange

Despite being a valuable step in the evaluation of resource potential in prospective unconventional reservoirs, porosity in the mudstone intervals of the Horn River Group of the Central Mackenzie Valley has not yet been studied in detail.

Permafrost-related landform-sediment assemblages, Grays Bay Road corridor region, NU, and implications for climate-resilient infrastructure.

Presenter: Peter Morse

Knowledge of permafrost conditions is needed to develop climate-resilient northern infrastructure. Where present, permafrost constitutes a landscape foundation and geohazards can develop if it thaws.

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