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Details for: Stefan Lalonde


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Note: abstracts are only listed if one of the following email addresses was provided when the abstract was submitted: stefan.lalonde@univ-brest.fr. Otherwise, try an advanced search.






(2022) Biogenic Stromatolites as Lacustrine Oxygen Oases ~2.7 Ga: Synthesizing Textural and Geochemical Data
Wilmeth DT, Lalonde SV, Berelson WM, Petryshyn VA, Celestian AJ, Beukes N, Awramik S, Spear J, Mahseredjian T & Corsetti FA




(2021) Evidence for Continental Weathering and Riverine Input during the Sturtian Glaciation
Bricker HL, Foster I, Hagge P, Agranier A, Sansjofre P, Lalonde SV & Tripati A





(2021) Possible Hafnium Isotope Evidence for Continental Emergence Prior to 3.22 Ga
Foster I, Hagge P, Bricker H, Agranier A, Köhler I, Homann M, Heubeck C, Nonnotte P, Konhauser K, Tripati A & Lalonde SV

(2021) Untangling the Fe Isotope Signal in Neoarchean Carbonates and Iron Formations from Carajás (Brazil)
Siciliano Rego E, Busigny V, Lalonde SV, Vaz Teixeira LP, Rossignol C, Narduzzi F, Zapparoli A, Babinski M, Trindade R & Philippot P






(2020) Heaviest Precambrian Shale U Isotopes to Date: Oxygenation in the ~2.0 Ga Zaonega Formation, Russia
Mänd K, Lalonde S, Robbins J, Thoby M, Paiste K, Kreitsmann T, Paiste P, Reinhard C, Romashkin A, Planavsky N, Kirsimäe K, Lepland A & Konhauser K



(2020) Microbial Activity Recorded in Neoarchean Iron Formations from Carajás (Brazil)
Siciliano E, Busigny V, Lalonde SV, Rossignol C, Narduzzi F, Teixeira L, Zapparoli A, Babinski M & Philippot P



(2020) New Insights on the Biogenicity of South Africa’s Oldest Stromatolites
Homann M, Lalonde S, Van Zuilen M, Gong J, Patry L, Hayles J, Walsh M, Lowe D & Byerly G

(2020) Physico-Chemical Speciation of Iron along the Land Sea Continuum of the Iroise Sea
Laes A, Dulaquais G, Hemery A, Davy R, Waeles M, Devesa J, Riso R & Lalonde S


(2019) Carbon and Nitrogen Isotopes Biosignatures of Early Earth Continental Biosphere Modern Analogs
Thomazo C, Couradeau E, Marin-Carbonne J, Homann M, Sansjofre P, Lalonde S & Garcia-Pichel F


(2019) Oxygenation: Global Tipping Point, Local Records
Philippot P, Avila J, Bouyon A, Killingsworth B, Siciliano Rego E, Rossignol C, Ader M, Busigny V, Cartigny P, Lalonde S, Tessalina S, Marly B, Trevor I, Zapporeli A, Bacelar Hühn S & Trindade R



(2017) 18O-Depleted Sulfate Fingerprint of Paleoproterozoic Glacial Meltwater
Killingsworth B, Sansjofre P, Philippot P, Thomazo C, Cartigny P & Lalonde S





(2017) Globally Asynchronous Sulfur Isotope Signals Require Re-definition of the Great Oxidation Event
Philippot P, Ávila J, Killingsworth B, Baton F, Caquineau T, Muller E, Pecoits E, Cartigny P, Tessalina S, Lalonde S, Ireland T, Thomazo C, Van Kranendonk M & Busigny V



(2017) Terrestrial Microbial Mats at 3, 220 Myr ago (Moodies Group, SA)
Homann M, Heubeck C, Airo A, Van Kranendonk M, Van Zuilen M, Gong J, Sansjofre P & Lalonde S

(2017) Ultra-Radiogenic Hafnium in Archean BIF: Intense Sedimentary Lu/Hf Fractionation at 3.2 Ga
Foster I, Agranier A, Heubeck C, Köhler I, Homann M, Tripati A, Nonnotte P, Ponzevera E & Lalonde S








(2015) Silica Saved our Earliest Marine Cyanobacteria
Mloszewska AM, Owttrim GW, Whitford DS, Lalonde SV, Kappler A & Konhauser KO





(2011) Chromium Enrichment in Iron Formations Record Earth’s First Acid Rock Drainage during the Great Oxidation Event
Konhauser K, Lalonde S, Planavsky N, Pecoits E, Lyons T, Mojzsis S, Rouxel O, Barley M, Rosiere C, Fralick P, Kump L & Bekker A









(2022) Biogenic Stromatolites as Lacustrine Oxygen Oases ~2.7 Ga: Synthesizing Textural and Geochemical Data
Wilmeth DT, Lalonde SV, Berelson WM, Petryshyn VA, Celestian AJ, Beukes N, Awramik S, Spear J, Mahseredjian T & Corsetti FA

(2021) Untangling the Fe Isotope Signal in Neoarchean Carbonates and Iron Formations from Carajás (Brazil)
Siciliano Rego E, Busigny V, Lalonde SV, Vaz Teixeira LP, Rossignol C, Narduzzi F, Zapparoli A, Babinski M, Trindade R & Philippot P

(2021) Possible Hafnium Isotope Evidence for Continental Emergence Prior to 3.22 Ga
Foster I, Hagge P, Bricker H, Agranier A, Köhler I, Homann M, Heubeck C, Nonnotte P, Konhauser K, Tripati A & Lalonde SV


(2021) Evidence for Continental Weathering and Riverine Input during the Sturtian Glaciation
Bricker HL, Foster I, Hagge P, Agranier A, Sansjofre P, Lalonde SV & Tripati A







(2020) Physico-Chemical Speciation of Iron along the Land Sea Continuum of the Iroise Sea
Laes A, Dulaquais G, Hemery A, Davy R, Waeles M, Devesa J, Riso R & Lalonde S









(2020) Microbial Activity Recorded in Neoarchean Iron Formations from Carajás (Brazil)
Siciliano E, Busigny V, Lalonde SV, Rossignol C, Narduzzi F, Teixeira L, Zapparoli A, Babinski M & Philippot P

(2020) New Insights on the Biogenicity of South Africa’s Oldest Stromatolites
Homann M, Lalonde S, Van Zuilen M, Gong J, Patry L, Hayles J, Walsh M, Lowe D & Byerly G


(2020) Heaviest Precambrian Shale U Isotopes to Date: Oxygenation in the ~2.0 Ga Zaonega Formation, Russia
Mänd K, Lalonde S, Robbins J, Thoby M, Paiste K, Kreitsmann T, Paiste P, Reinhard C, Romashkin A, Planavsky N, Kirsimäe K, Lepland A & Konhauser K



(2019) Oxygenation: Global Tipping Point, Local Records
Philippot P, Avila J, Bouyon A, Killingsworth B, Siciliano Rego E, Rossignol C, Ader M, Busigny V, Cartigny P, Lalonde S, Tessalina S, Marly B, Trevor I, Zapporeli A, Bacelar Hühn S & Trindade R


(2019) Carbon and Nitrogen Isotopes Biosignatures of Early Earth Continental Biosphere Modern Analogs
Thomazo C, Couradeau E, Marin-Carbonne J, Homann M, Sansjofre P, Lalonde S & Garcia-Pichel F





(2017) 18O-Depleted Sulfate Fingerprint of Paleoproterozoic Glacial Meltwater
Killingsworth B, Sansjofre P, Philippot P, Thomazo C, Cartigny P & Lalonde S

(2017) Ultra-Radiogenic Hafnium in Archean BIF: Intense Sedimentary Lu/Hf Fractionation at 3.2 Ga
Foster I, Agranier A, Heubeck C, Köhler I, Homann M, Tripati A, Nonnotte P, Ponzevera E & Lalonde S


(2017) Terrestrial Microbial Mats at 3, 220 Myr ago (Moodies Group, SA)
Homann M, Heubeck C, Airo A, Van Kranendonk M, Van Zuilen M, Gong J, Sansjofre P & Lalonde S

(2017) Globally Asynchronous Sulfur Isotope Signals Require Re-definition of the Great Oxidation Event
Philippot P, Ávila J, Killingsworth B, Baton F, Caquineau T, Muller E, Pecoits E, Cartigny P, Tessalina S, Lalonde S, Ireland T, Thomazo C, Van Kranendonk M & Busigny V











(2015) Silica Saved our Earliest Marine Cyanobacteria
Mloszewska AM, Owttrim GW, Whitford DS, Lalonde SV, Kappler A & Konhauser KO



(2012) Oxidative Weathering on the Early Earth
Reinhard C, Lalonde S & Lyons T



(2011) Chromium Enrichment in Iron Formations Record Earth’s First Acid Rock Drainage during the Great Oxidation Event
Konhauser K, Lalonde S, Planavsky N, Pecoits E, Lyons T, Mojzsis S, Rouxel O, Barley M, Rosiere C, Fralick P, Kump L & Bekker A








(2009) Oceanic Nickel Depletion and a Methanogen Famine Before the Great Oxidation Event
Konhauser K, Pecoits E, Lalonde S, Papineau D, Nisbet E, Barley M, Arndt N, Zahnle K & Kamber B

(2009) Precambrian Nickel Sources and Sinks
Pecoits E, Lalonde S, Barley M, Kamber B & Konhauser K








Medal

Goldschmidt2019: 2019 Houtermans Award

Session convener

Goldschmidt2020 - Session 09d: Earth’s Early Surface Environment and Biosphere in the Archean and its Aftermath: Recent Advances, Developments, and New Challenges

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