Timescales of Mineral Systems Group, EPS, Curtin University
@timescaleseps.bsky.social
The Timescales of Mineral Systems Research Group at Curtin University, Western Australia, seeks to resolve geoscience problems related to mineral systems and Earth evolution.
curtin.edu/timescales
curtin.edu/timescales
In case you missed it (story only started 4.5 Ga), a nice collab earlier this year led by @geochronchris.bsky.social in nature reviews exploring the interplay between internal & external drivers of the production, modification and destruction of crust on the early Earth.
doi.org/10.1038/s430...
doi.org/10.1038/s430...
The evolution of Earth’s early continental crust - Nature Reviews Earth & Environment
Continental crust is important for Earth’s habitability. This Review explores how the formation and stabilization of Earth’s early continental crust was modulated by internal and external factors such...
doi.org
November 19, 2025 at 1:51 AM
In case you missed it (story only started 4.5 Ga), a nice collab earlier this year led by @geochronchris.bsky.social in nature reviews exploring the interplay between internal & external drivers of the production, modification and destruction of crust on the early Earth.
doi.org/10.1038/s430...
doi.org/10.1038/s430...
#openaccess collaboration exploring global #Neoproterozoic records of #zircon O- and Hf-isotopes to study the complex interplay of tectonics, climate, and large igneous province processes in shaping Earth's crustal evolution.
doi.org/10.1111/ter....
doi.org/10.1111/ter....
Cryogenian Glacial Erosion and Tectonics as Agents of Crustal Recycling
Zircon preserves evidence of recycling processes that link surface environments to the mantle. Combined δ18O-εHf in zircon fingerprints magmatic sources and tracks how crustal material is reworked ov....
doi.org
October 12, 2025 at 2:25 PM
#openaccess collaboration exploring global #Neoproterozoic records of #zircon O- and Hf-isotopes to study the complex interplay of tectonics, climate, and large igneous province processes in shaping Earth's crustal evolution.
doi.org/10.1111/ter....
doi.org/10.1111/ter....
#openaccess collaboration with the JdLC, GSWA & WA1 and Encounter Resources industry placing temporal constraints on the recently discovered Luni and Crean mineralized (Nb, #REE, P) #carbonatites in central Australia.
doi.org/10.1017/S001...
@geochronchris.bsky.social
doi.org/10.1017/S001...
@geochronchris.bsky.social
October 12, 2025 at 12:51 PM
#openaccess collaboration with the JdLC, GSWA & WA1 and Encounter Resources industry placing temporal constraints on the recently discovered Luni and Crean mineralized (Nb, #REE, P) #carbonatites in central Australia.
doi.org/10.1017/S001...
@geochronchris.bsky.social
doi.org/10.1017/S001...
@geochronchris.bsky.social
Reposted by Timescales of Mineral Systems Group, EPS, Curtin University
Forging Earth’s Hotspots: Proterozoic melts that powered giant ore systems
Today, we’re stepping back 1.6 billion years into the heart of Proterozoic Australia — to uncover the fiery processes behind some of the world’s most famous ore systems.
www.cfigs.com.au/discovery
Today, we’re stepping back 1.6 billion years into the heart of Proterozoic Australia — to uncover the fiery processes behind some of the world’s most famous ore systems.
www.cfigs.com.au/discovery
Discovery |
www.cfigs.com.au
October 7, 2025 at 7:34 AM
Forging Earth’s Hotspots: Proterozoic melts that powered giant ore systems
Today, we’re stepping back 1.6 billion years into the heart of Proterozoic Australia — to uncover the fiery processes behind some of the world’s most famous ore systems.
www.cfigs.com.au/discovery
Today, we’re stepping back 1.6 billion years into the heart of Proterozoic Australia — to uncover the fiery processes behind some of the world’s most famous ore systems.
www.cfigs.com.au/discovery
Nice work led by Piero and Hugo in Geostandards and Geoanalytical Research in collaboration with JdLC et al working up a new high #Yb ratio #zircon #referencematerial for #LAMCICPMS #Hf measurements. #EPS #CFIGS #EDRG #TMSG
#openaccess here - doi.org/10.1111/ggr....
#openaccess here - doi.org/10.1111/ggr....
Grey Hill Zircon – A Natural High 176Yb/177Hf Zircon Reference Material for LA‐MC‐ICP‐MS Hf Isotope Measurement
New natural high REE/Hf zircon reference material for in situ Hf isotopic measurement.
Hf isotope ratio is independent of zircon textural domains.
Stable Hf isotope ratio despite Pb and REE variabil.....
doi.org
October 3, 2025 at 1:08 AM
Nice work led by Piero and Hugo in Geostandards and Geoanalytical Research in collaboration with JdLC et al working up a new high #Yb ratio #zircon #referencematerial for #LAMCICPMS #Hf measurements. #EPS #CFIGS #EDRG #TMSG
#openaccess here - doi.org/10.1111/ggr....
#openaccess here - doi.org/10.1111/ggr....
#openaccess in #PhysicalReviewResearch led by
@geochronchris.bsky.social exploring links between terrestrial #zircon deep time O-isotope records and galactic processes suggesting potential influences on crustal evolution.
doi.org/10.1103/98c3...
@geochronchris.bsky.social exploring links between terrestrial #zircon deep time O-isotope records and galactic processes suggesting potential influences on crustal evolution.
doi.org/10.1103/98c3...
September 22, 2025 at 2:08 PM
#openaccess in #PhysicalReviewResearch led by
@geochronchris.bsky.social exploring links between terrestrial #zircon deep time O-isotope records and galactic processes suggesting potential influences on crustal evolution.
doi.org/10.1103/98c3...
@geochronchris.bsky.social exploring links between terrestrial #zircon deep time O-isotope records and galactic processes suggesting potential influences on crustal evolution.
doi.org/10.1103/98c3...
~80% of the world’s hard-rock #lithium comes from #Archean #pegmatite whose formation is not fully understood. Work by Smithies et al. shows the importance of crustal boundaries and hydrous mantle-derived magma from deep metasomatized lithospheric domains. #openaccess
doi.org/10.1038/s432...
doi.org/10.1038/s432...
Giant lithium-rich pegmatites in Archean cratons form by remelting refertilised roots of greenstone belts - Communications Earth & Environment
Melting of sanukitoid-infused basement beneath greenstone roots produced lithium-rich granites and lithium-pegmatite in the Australian Archean Cratons, according to an analysis of geochemical and isot...
doi.org
September 17, 2025 at 1:50 AM
~80% of the world’s hard-rock #lithium comes from #Archean #pegmatite whose formation is not fully understood. Work by Smithies et al. shows the importance of crustal boundaries and hydrous mantle-derived magma from deep metasomatized lithospheric domains. #openaccess
doi.org/10.1038/s432...
doi.org/10.1038/s432...
Another paper #openaccess in the same issue of #EPSL led by @andizametzer.bsky.social looking at ways to mitigate bias in detrital mineral geochronology. How many grains do you need and how are they best selected?
doi.org/10.1016/j.ep...
@milobarham.bsky.social @geochronchris.bsky.social
doi.org/10.1016/j.ep...
@milobarham.bsky.social @geochronchris.bsky.social
September 12, 2025 at 6:32 AM
Another paper #openaccess in the same issue of #EPSL led by @andizametzer.bsky.social looking at ways to mitigate bias in detrital mineral geochronology. How many grains do you need and how are they best selected?
doi.org/10.1016/j.ep...
@milobarham.bsky.social @geochronchris.bsky.social
doi.org/10.1016/j.ep...
@milobarham.bsky.social @geochronchris.bsky.social
Nice bit of work demonstrating the power of in situ Lu-Hf dating of garnet in a polymetamorphic terrane led by Jonas, w/ @earlyearthtim.bsky.social. The full P-T-t package. #Openaccess in #EPSL
doi.org/10.1016/j.ep...
doi.org/10.1016/j.ep...
September 11, 2025 at 2:42 PM
Nice bit of work demonstrating the power of in situ Lu-Hf dating of garnet in a polymetamorphic terrane led by Jonas, w/ @earlyearthtim.bsky.social. The full P-T-t package. #Openaccess in #EPSL
doi.org/10.1016/j.ep...
doi.org/10.1016/j.ep...
Congrats to Jiankang on his 1st PhD paper. #Collaboration with JdLC, CSIRO, GA, and GSWA demonstrating accessory mineral dating in evaporites to better understand salt sequences and their growing relevance for H-storage. #openaccess in #EPSL
doi.org/10.1016/j.ep...
doi.org/10.1016/j.ep...
September 11, 2025 at 2:27 PM
Congrats to Jiankang on his 1st PhD paper. #Collaboration with JdLC, CSIRO, GA, and GSWA demonstrating accessory mineral dating in evaporites to better understand salt sequences and their growing relevance for H-storage. #openaccess in #EPSL
doi.org/10.1016/j.ep...
doi.org/10.1016/j.ep...
In case you missed it - #openaccess in Communications Earth & Environment @geochronchris.bsky.social et al. use ancient Jack Hills #zircon geochemistry to explore a switch from a thermal regime dominated by impacts to one dominated by heat loss from Earth’s interior.
doi.org/10.1038/s432...
doi.org/10.1038/s432...
🌍A major geochemical change that occurred 3.9 billion years ago, was probably related to a transition from impact-dominated to internal-heating-dominated thermal regimes on Earth.
@geochronchris.bsky.social @timescaleseps.bsky.social
👉Read more here: www.nature.com/articles/s43...
@geochronchris.bsky.social @timescaleseps.bsky.social
👉Read more here: www.nature.com/articles/s43...
An exogenic to endogenic thermal transition on Earth 3.9 billion years ago - Communications Earth & Environment
A major geochemical change that occurred 3.9 billion years ago, was probably related to a transition from impact-dominated to internal-heating-dominated thermal regimes on Earth, according to analysis of isotopic and geochemical data from dated detrital zircon crystals in the Jack Hills, Western Australia
www.nature.com
September 9, 2025 at 1:29 PM
In case you missed it - #openaccess in Communications Earth & Environment @geochronchris.bsky.social et al. use ancient Jack Hills #zircon geochemistry to explore a switch from a thermal regime dominated by impacts to one dominated by heat loss from Earth’s interior.
doi.org/10.1038/s432...
doi.org/10.1038/s432...
#openaccess in @jsedimentology.bsky.social explore how heavy mineral analysis at the basin and continent scale informs on basement composition, weathering, erosion, sediment storage and reworking.
doi.org/10.1111/sed....
@milobarham.bsky.social @geochronchris.bsky.social @andizametzer.bsky.social
doi.org/10.1111/sed....
@milobarham.bsky.social @geochronchris.bsky.social @andizametzer.bsky.social
May 20, 2025 at 3:07 PM
#openaccess in @jsedimentology.bsky.social explore how heavy mineral analysis at the basin and continent scale informs on basement composition, weathering, erosion, sediment storage and reworking.
doi.org/10.1111/sed....
@milobarham.bsky.social @geochronchris.bsky.social @andizametzer.bsky.social
doi.org/10.1111/sed....
@milobarham.bsky.social @geochronchris.bsky.social @andizametzer.bsky.social
#openaccess in @natcomms.nature.com in collaboration with the #JDLC and #GSWA. Understanding ancient incipient crust formation through a melt-bearing amphibolite from the Sylvania Inlier of the Pilbara Craton, WA. doi.org/10.1038/s414...
May 17, 2025 at 1:36 PM
#openaccess in @natcomms.nature.com in collaboration with the #JDLC and #GSWA. Understanding ancient incipient crust formation through a melt-bearing amphibolite from the Sylvania Inlier of the Pilbara Craton, WA. doi.org/10.1038/s414...
Revised ~1 Ga age of Stac Fada impact site in Scotland from shocked zircon and links to the biosphere. Check out the global collaboration #openaccess in #Geology
@geochronchris.bsky.social, @earlyearthtim.bsky.social, @bribeiro.bsky.social, @rockhoundrich.bsky.social
doi.org/10.1130/G531...
@geochronchris.bsky.social, @earlyearthtim.bsky.social, @bribeiro.bsky.social, @rockhoundrich.bsky.social
doi.org/10.1130/G531...
May 3, 2025 at 3:26 PM
Revised ~1 Ga age of Stac Fada impact site in Scotland from shocked zircon and links to the biosphere. Check out the global collaboration #openaccess in #Geology
@geochronchris.bsky.social, @earlyearthtim.bsky.social, @bribeiro.bsky.social, @rockhoundrich.bsky.social
doi.org/10.1130/G531...
@geochronchris.bsky.social, @earlyearthtim.bsky.social, @bribeiro.bsky.social, @rockhoundrich.bsky.social
doi.org/10.1130/G531...
Nice beaches, nice #zircon, nice data, nice interp, all in "A Day at the Beach: A Portrait of British Geology through Sand" in the JGSL @geolsoc.bsky.social by Dr Anthony Clarke
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
April 14, 2025 at 1:16 PM
Nice beaches, nice #zircon, nice data, nice interp, all in "A Day at the Beach: A Portrait of British Geology through Sand" in the JGSL @geolsoc.bsky.social by Dr Anthony Clarke
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
Shoutout to Priyanjan Datta for the 1st paper of his #PhD in #Lithos linking granite Pb-isotope signatures to intracrustal fractionation, crustal thickness, and the evolution of the Delamerian & Lachlan Fold Belt.
With @geochronchris.bsky.social, JdLC, GA et al.
doi.org/10.1016/j.li...
With @geochronchris.bsky.social, JdLC, GA et al.
doi.org/10.1016/j.li...
April 5, 2025 at 1:33 PM
Shoutout to Priyanjan Datta for the 1st paper of his #PhD in #Lithos linking granite Pb-isotope signatures to intracrustal fractionation, crustal thickness, and the evolution of the Delamerian & Lachlan Fold Belt.
With @geochronchris.bsky.social, JdLC, GA et al.
doi.org/10.1016/j.li...
With @geochronchris.bsky.social, JdLC, GA et al.
doi.org/10.1016/j.li...
PhD student Lucy Mathieson is at it again tracking fluid-rock interaction through interrogation of #discordant U-Pb #zircon analyses, with another catchy title to boot - "From Discordance to Discovery..." in the JGSL @geolsoc.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
April 4, 2025 at 7:47 AM
PhD student Lucy Mathieson is at it again tracking fluid-rock interaction through interrogation of #discordant U-Pb #zircon analyses, with another catchy title to boot - "From Discordance to Discovery..." in the JGSL @geolsoc.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
doi.org/10.1144/jgs2...
@geochronchris.bsky.social
Hot off the press, published #openaccess in
@agu.org G3 and led by PhD student Lucy Mathieson, explore the potential treasure trove of #discordant data in U/Pb #zircon #geochronology.
doi.org/10.1029/2024...
@geochronchris.bsky.social
@agu.org G3 and led by PhD student Lucy Mathieson, explore the potential treasure trove of #discordant data in U/Pb #zircon #geochronology.
doi.org/10.1029/2024...
@geochronchris.bsky.social
March 28, 2025 at 1:53 PM
Hot off the press, published #openaccess in
@agu.org G3 and led by PhD student Lucy Mathieson, explore the potential treasure trove of #discordant data in U/Pb #zircon #geochronology.
doi.org/10.1029/2024...
@geochronchris.bsky.social
@agu.org G3 and led by PhD student Lucy Mathieson, explore the potential treasure trove of #discordant data in U/Pb #zircon #geochronology.
doi.org/10.1029/2024...
@geochronchris.bsky.social
Reposted by Timescales of Mineral Systems Group, EPS, Curtin University
#Provenance researchers please join us in New Zealand 2026 for the IAS 22nd International Sedimentological Congress
confer.co.nz/isc2026/tect...
@sedimentology.bsky.social, @inespereira.bsky.social, @timescaleseps.bsky.social
confer.co.nz/isc2026/tect...
@sedimentology.bsky.social, @inespereira.bsky.social, @timescaleseps.bsky.social
March 24, 2025 at 1:26 PM
#Provenance researchers please join us in New Zealand 2026 for the IAS 22nd International Sedimentological Congress
confer.co.nz/isc2026/tect...
@sedimentology.bsky.social, @inespereira.bsky.social, @timescaleseps.bsky.social
confer.co.nz/isc2026/tect...
@sedimentology.bsky.social, @inespereira.bsky.social, @timescaleseps.bsky.social
#Collab with the Geological Survey of WA we have 2 fully funded #PhD positions available looking at the "Tectonic Evolution and Geochronology of the Yilgarn Craton" a world famous mineral endowed classic.
www.earthworks-jobs.com/geoscience/c...
@geochronchris.bsky.social @bribeiro.bsky.social
www.earthworks-jobs.com/geoscience/c...
@geochronchris.bsky.social @bribeiro.bsky.social
Jobs in Geoscience : Earthworks : 2 x PhD Opportunities - Tectonic Evolution and Geochronology of the Yilgarn Craton - Perth, Australia - Curtin University
<div id="title">2 x PhD Opportunities - Tect...
www.earthworks-jobs.com
March 20, 2025 at 2:19 PM
#Collab with the Geological Survey of WA we have 2 fully funded #PhD positions available looking at the "Tectonic Evolution and Geochronology of the Yilgarn Craton" a world famous mineral endowed classic.
www.earthworks-jobs.com/geoscience/c...
@geochronchris.bsky.social @bribeiro.bsky.social
www.earthworks-jobs.com/geoscience/c...
@geochronchris.bsky.social @bribeiro.bsky.social
Reposted by Timescales of Mineral Systems Group, EPS, Curtin University
Rocks from 700 million years ago hold the clues. From glaciers bulldozing landscapes to meltwater rivers flushing chemical elements into the oceans = it’s a story of how land, sea, and sky are all geochemically connected. theconversation.com/giant-glacie...
Giant glaciers pulverised Earth’s ancient rocks, setting the stage for complex life
Hundreds of millions of years ago, rocks crushed under kilometres of ice injected vital nutrients into Earth’s oceans.
theconversation.com
March 10, 2025 at 12:56 AM
Rocks from 700 million years ago hold the clues. From glaciers bulldozing landscapes to meltwater rivers flushing chemical elements into the oceans = it’s a story of how land, sea, and sky are all geochemically connected. theconversation.com/giant-glacie...
Reposted by Timescales of Mineral Systems Group, EPS, Curtin University
Reposted by Timescales of Mineral Systems Group, EPS, Curtin University
Shatter cones in rocks in the Pilbara craton, in Western Australia, provide evidence for oldest known impact crater on Earth, which struck 3.5 billion years ago, according to a paper in Nature Communications. https://go.nature.com/3DrWafY ⚒️ 🧪
March 11, 2025 at 1:32 PM
Shatter cones in rocks in the Pilbara craton, in Western Australia, provide evidence for oldest known impact crater on Earth, which struck 3.5 billion years ago, according to a paper in Nature Communications. https://go.nature.com/3DrWafY ⚒️ 🧪