12 IKC Oral Technical Programme |
Monday 8 July 2024 |
Theme 2: Emplacement and Economic Geology of Kimberlites and Related Magmas |
Time |
Abstract ID |
Title |
Presenter |
Affiliation |
Opening Chair: Rory Moore |
8:50 |
Key01 |
KEYNOTE: The Ekati and Diavik Discoveries – Canada’s Entry to Global Diamond Production |
Jon Carlson |
|
9:20 |
Key02 |
KEYNOTE: Advancements in Kimberlite Geology After 30 Years of Kimberlite Exploration, Evaluation and Mining in Canada |
Casey Hetman |
SRK Consulting |
Session Chair: Kelly Russell |
9:50 |
108 |
Metasomatic textural changes in hypabyssal transitional kimberlites: Inferences for the texture and mineralogy of KPK |
Maya Kopylova |
University of British Columbia |
10:10 |
72 |
Canadian Kimberlite Pipe Morphology: Insights from Analogue Experiments |
David Newton |
Seequent |
11:00 |
54 |
Understanding Kimberlite Crystallisation and Emplacement: Insights from Reaction Products on Ilmenite and Chromite |
Lydia Fairhurst |
Dalhousie University |
11:20 |
63 |
Volcanology of selected kimberlites from the Lulo kimberlite field, Angola |
Jena Moldenhauer |
University of Cape Town |
11:40 |
11 |
The last 10-15 years of research on non-kimberlitic diatremes, with implications for kimberlite emplacement |
Pierre-Simon Ross |
Institut national de la recherche scientifique |
Seminar 1: Kimberlitic Olivine: Tracking Mantle Cargo and Kimberlite Melt Evolution |
Seminar Chair: Herman Grütter |
13:15 |
|
SEMINAR Primary Lecture: Kimberlitic Olivine: Recent research directions, current implications and the path forward (25-30 minutes) Followed by semi-moderated questions and discussion (30-40 minutes) |
Geoffrey Howarth |
University of Cape Town |
14:45 |
|
SEMINAR Supporting Lecture: Olivine-hosted mineral inclusions in kimberlites: insights on the liquid line of descent and T-ƒO2 path (18-20 minutes) Followed by semi-moderated questions and discussion (25 minutes) |
Federico Casetta |
University of Vienna |
15:30 |
|
SEMINAR Supporting Lecture: Discovery and interpretation of melt inclusions in kimberlitic olivine – Implications for primitive/parental kimberlite melt compositions (18-20 minutes) Followed by semi-moderated questions and discussion (25 minutes) |
Adam Abersteiner |
University of Adelaide |
Tuesday 9 July 2024 |
Theme 5: Cratonic Mantle – Petrology, Geochemistry and Geophysics |
Time |
Abstract ID |
Title |
Presenter |
Affiliation |
Session Chair: Graham Pearson |
8:30 |
Key03 |
KEYNOTE: Seismic Thermography of Continental Lithosphere: Structure, Evolution, and Controls on the Distribution of Kimberlites and Other Mineral Deposits |
Sergei Lebedev |
University of Cambridge |
9:00 |
74 |
Developing thermochemical models of Canada’s lithosphere |
Riddhi Dave |
Geological Survey of Canada |
9:20 |
76 |
Sodic Cr-diopside compositions record profound pyroxenite/megacrystic (re)fertilization of the central Superior craton lithosphere, Attawapiskat kimberlites, Ontario, Canada |
Herman Grutter |
SRK Consulting |
9:40 |
62 |
Lithospheric mantle sampling of kimberlites and lamproites using Al-in-olivine thermometry |
Merrily Mathume Tau |
University of Cape Town |
10:00 |
144 |
A new machine-learning single-crystal peridotitic garnet geobarometer & geothermometer |
Gary O’Sullivan |
Trinity College Dublin |
Session Chair: Sonja Aulbach |
10:50 |
26 |
Lu-Hf chronometry of continuous metasomatic enrichment of the cratonic mantle |
Kira Musiyachenko |
University of British Columbia |
11:10 |
88 |
Constraining the chemical and thermal structure of the Kaapvaal Craton subcontinental lithospheric mantle using kimberlite-indicator-mineral geochemistry |
Sinelethu Hashibi |
University of Cape Town |
11:30 |
39 |
Sheared peridotites: linking deformation and H2O metasomatism to the onset of craton destabilization |
Catharina Heckel |
Goethe University Frankfurt |
11:50 |
125 |
Eclogitic zircon geochronology and trace element geochemistry: an investigation of mantle metasomatism from the Cretaceous to the Archean beneath the Kaapvaal craton |
Molly Paul |
Boise State University |
12:10 |
132 |
Revisiting the origin of Cr in cratonic peridotite |
Emma Tomlinson |
Trinity College Dublin |
Session Chair: Andrew Schaeffer |
14:00 |
153 |
Experimental investigation of silica enrichment in Archean cratonic lithosphere |
Caterina Melai |
Trinity College Dublin |
14:20 |
34 |
Large scale rejuvenation of lithospheric mantle beneath Jwaneng, Botswana: implication for diamond growth and destruction |
Gareth Davies |
Vrije University Amsterdam |
14:40 |
133 |
Subduction involved in generating thick Archaean cratonic keels? Insights from >2.83 Ga detrital diamonds from Tree River, Slave Craton, Canada |
Rory Changleng |
Penn State University |
15:00 |
177 |
New insights into the age, composition and thermal history of the lower crust |
Roberta Rudnick |
University of California |
15:20 |
24 |
Ultra-refractory peridotites in the modern and ancient Earth and their implications for origins of Archean cratonic roots |
James Scott |
University of Cologne |
15:40 |
173 |
A global look at cratons and the thermal properties that define their roots |
Graham Pearson |
University of Alberta |
Wednesday 10 July 2024 |
Theme 1: Diamonds |
Time |
Abstract ID |
Title |
Presenter |
Affiliation |
Session Chair: Karen Smit |
8:30 |
Key04 |
KEYNOTE: Sublithospheric diamond ages and their geodynamic implications |
Suzette Timmerman |
University of Bern |
9:00 |
45 |
Sublithospheric Diamonds and Indicator Minerals from DO-27 Kimberlite, Slave Craton, Canada– Geochemistry, Age and Origin |
Qiwei Zhang |
University of Alberta |
9:20 |
64 |
Multistage diamond formation, mantle uplift and changing geothermal regimes recorded by inclusions in Kimberley diamonds |
Paolo Nimis |
Università Di Padova |
9:40 |
57 |
Diamonds from Fort à la Corne – post-Archean formation in exceptionally cool and fertile lherzolitic substrates |
Anetta Banas |
Apex Geoscience Ltd. |
Session Chair: Yana Fedortchouk |
11:00 |
121 |
How old are diamonds beneath Proterozoic cratons? Answers from the State Line Kimberlite District, western Laurentia |
Melissa Bowerman |
University of Alberta |
11:20 |
137 |
Diamonds from Knee Lake, Manitoba: A Neoarchean aged unconventional diamond deposit on the northwestern Superior Craton |
Andrea Pezzera |
University of Alberta |
11:40 |
155 |
Understanding diamond-forming fluids and parental lithologies using Fe, Mg, and K isotopes |
Peng Ni |
University of California |
12:00 |
134 |
Metasomatic diamond-forming events in the Limpopo Belt deep lithosphere recorded by HDFs in Venitia diamonds |
Yael Kempe |
The Hebrew University of Jerusalem |
12:20 |
48 |
Fluid escape from diamond caught-in-the-act: towards the composition and origin of diamond-forming fluids |
Luísa De Carvalho |
University of Alberta |
12:40 |
98 |
Sources and ages of diamond-forming fluids in the lithospheric mantle |
Yaakov Weiss |
The Hebrew University of Jerusalem |
Seminar 2: Large Irregular Type II Diamonds: Genesis and Transport to Surface |
Seminar Chair: Herman Grütter |
14:15 |
|
SEMINAR Primary Lecture: The deep mantle genesis of CLIPPIR and Type IIb diamonds (25-30 minutes) Followed by semi-moderated questions and discussion (30-40 minutes) |
Evan Smith |
Gemological Institute of America |
15:45 |
|
SEMINAR Supporting Lecture: Sublithospheric diamonds and where to find them (18-20 minutes) Followed by semi-moderated questions and discussion (25 minutes) |
Suzette Timmerman |
University of Bern |
16:30 |
|
SEMINAR Supporting Lecture: Deciphering the history of CLIPPIR diamonds from their morphology and surface features (18-20 minutes) Followed by semi-moderated questions and discussion (25 minutes) |
Ingrid Chinn |
De Beers Group |
Thursday 11 July 2024 |
Time |
Abstract ID |
Title |
Presenter |
Affiliation |
Session Chair: Luisa de Carvalho |
8:30 |
25 |
A Russian doll diamond in the making |
Jeffrey Harris |
University of Glasgow |
8:50 |
97 |
Oxidized and reduced Ni-rich phases in Voorspoed diamonds |
Oded Navon |
The Hebrew University of Jerusalem |
9:10 |
118 |
Mineral inclusions in E-type diamonds from the Siberian craton: witnesses of Archaean mantle redox heterogeneities and eclogite buffering capacity |
Giulia Marras |
Sapienza University of Rome |
9:30 |
67 |
Diversity of crystallization conditions of hypabyssal and coherent kimberlites recorded in diamond surface textures |
Yana Fedortchouk |
Dalhousie University |
Theme 4: Diamond Deposits – Exploration and Mining |
Session Chair: Maya Kopylova |
9:50 |
Key05 |
KEYNOTE: Estimating diamond price for mineral resources and reserves; new observations and insights |
Andy Davy Malcolm Thurston |
Independent Consultants |
11:00 |
35 |
Diamond deposit valuations using size frequency distributions and price modelling |
John Chapman |
Gemetrix Pty |
11:20 |
176 |
A new approach to sampling and evaluating large, low-grade kimberlites at Fort à la Corne, Saskatchewan, Canada |
Gus Fomradas |
Rio Tinto Exploration Canada Inc. |
11:40 |
73 |
Diamond preservation in the lithospheric mantle recorded by olivine in kimberlites |
Andrea Giuliani |
ETH Zurich |
12:00 |
46 |
A Classification System Precisely Distinguishing Diamond Mineral Inclusion Compositions from Indicator Minerals from Barren Sources |
Chad Ulansky |
Metalex Ventures Ltd |
12:20 |
19 |
Diamonds delivered to the West Coast of southern Africa from erosion of Kaapvaal based kimberlites and lamproites |
Mike de Wit |
University of Stellenbosch |
Session Chair: Barrett Elliott |
14:00 |
165 |
Evolution of Kimberlite Exploration – Advances in Drift Prospecting in Canada’s North (Part 1): Fundamentals and Foundations |
Dave Sacco |
Palmer |
14:20 |
169 |
Evolution of Kimberlite Exploration – Kimberlite Indicator Mineral Dispersion on the Kennady North Project, Southern Slave Craton, NWT |
Tom McCandless |
Mountain Province Diamonds |
14:40 |
157 |
Evolution of Kimberlite Exploration – Reasons for Renewed Exploration and One “Classic” Example for a Second Look (Part 2) |
Eileen Lyon |
Aurora Geosciences Ltd. |
15:00 |
116 |
Exploring for concealed kimberlites: increasing discovery success with soil microbial community fingerprints |
Bianca Iulianella Phillips |
University of British Columbia |
15:20 |
105 |
Diavik Diamond Mine Update |
Matthew Breen |
Diavik Diamond Mine |
15:40 |
37 |
Impact of High-Power Microwave Treatment on Comminution and Downstream Processing of Kimberlite Ores |
Ravash Borhan Mehr |
Queen’s University |
Friday 12 July 2024 |
Theme 3: The Origin and Evolution of Kimberlites and Related Magmas |
Time |
Abstract ID |
Title |
Presenter |
Affiliation |
Session Chair: Geoff Howarth |
8:30 |
Key06 |
KEYNOTE: A universal concept of melting in mantle upwellings: all deep melts are born kimberlitic |
Max Schmidt |
Department of Earth Sciences, ETH |
9:00 |
170 |
A new global kimberlite geochemistry dataset: the benefits of open and complete data sharing |
Hayden Dalton |
The University of Melbourne |
9:20 |
59 |
Predicting geochemical and isotopic compositions as well as lithosphere-asthenosphere boundary depth and diamond grade in kimberlites and lamproite using Artificial Intelligence |
Luc Doucet |
Curtin University |
9:40 |
50 |
Zn and Fe isotopes indicate that kimberlites and silica-undersaturated magmas derive from similar asthenospheric mantle sources |
Ronghua Cai |
China University of Geosciences |
10:00 |
180 |
A fresh look at the mantle sources of low-degree mantle-derived melts using K and Ba isotopes |
Oded Elazar |
Carnegie Institution for Science |
Session Chair: Bruce Kjarsgaard |
10:50 |
122 |
Revisiting Sr-Nd-Hf isotope variations in global cratonic lamproites |
Soumendu Sarkar |
The University of Melbourne |
11:10 |
27 |
The origin of Karoo-age diamondiferous lamproites in Zambia |
Ntando Ngwenya |
University of Johannesburg |
11:30 |
106 |
Magmatic expressions of the Mesoproterozoic Midcontinent Rift and consequences for sampling diamonds – ultramafic lamprophyres from the Superior craton |
Fiona Clark |
University of Alberta |
11:50 |
80 |
The origin of Camp Alpha megacrysts and their relationship to kimberlite magmatism – Liberia, West African Craton |
Ellwin Taleni Shiimi |
University of Cape Town |
12:10 |
145 |
Mantle source characteristics of diamondiferous areas in Brazil revealed from Hf and O isotopes of zircon megacrysts |
Izaac Cabral-Neto |
Geological Survey of Brazil |
Session Chair: Andrea Giuliani |
14:00 |
21 |
Updated geochronology of the central Slave craton – duration, pulses and time-integrated source variability |
Chiranjeeb Sarkar |
University of Alberta |
14:20 |
178 |
Mid- and Late Cretaceous N American Kimberlite Magmatism: A comprehensive Tectonic model |
Stephen Johnston |
University of Alberta |
|
120 |
Kimberlite magmatism fed by broad upwelling above mobile basal mantle structures |
Nicolas Flament |
University of Wollongong |
Session Chair: George Read |
14:40 |
Key07a |
KEYNOTE: A review of current natural diamond market supply and demand fundamentals together with an examination of recent global diamond exploration and development investment trends |
Eira Thomas |
Independent Consultant |
15:00 |
Key07b |
KEYNOTE: Summary of recent diamond exploration world-wide, next steps, areas of new and renewed interest and the role of technology and ESG in exploration and mining |
John Armstrong |
Independent Consultant |