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Dr David McNamara

@mcnamadd.bsky.social
732 followers 485 following 38 posts

Geologist fascinated by crustal fluid flow, energy & earthquakes. Love geothermal 🌋, views my own. #lgbtstem 🇮🇪🏳️‍🌈🇬🇧🇪🇺🇳🇿 (he/him)

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Reposted by Dr David McNamara
UK-IODP @ukiodp.bsky.social · 18/07/2025
In our July Newsletter we hear from the #Exp395 Science Party (@mcnamadd.bsky.social, Sevi Modestou, Tom Dunkley Jones, Nicky White and Paul Pearson) about their post-cruise research on the Reykjanes Ridge, Iceland plume and paleoclimate of the North Atlantic. issuu.com/uk-iodp/docs...
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Dr David McNamara @mcnamadd.bsky.social · 02/07/2025
PhD Project Alert 🚨! Elisabetta Mariani and I are advertising a new PhD project with the TARGET Centre of Doctoral Training - Powering the Green Transition: Structural Clues to UK and Ireland Molybdenum Resources. Links below: target.le.ac.uk/wp-content/u... target.le.ac.uk/how-to-apply/
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Dr David McNamara @mcnamadd.bsky.social · 27/05/2025
Everywhere you look in Troodos - celadonite, a common ocean crust alteration mineral. Such an amazing trip to see the Troodos Ophiolite in Cyprus.
Someone pointing to celadonite mineralisation between pillow lavas Close up of celadonite mineralization Matching my t-shirt to the green mineral celadonite
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Dr David McNamara @mcnamadd.bsky.social · 04/04/2025
Super proud of all my second years on their mapping training field trip! They all worked really hard and I think they learned a lot and hopefully enjoyed the trip! @liverpooluni.bsky.social
Photo of students in the field
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Dr David McNamara @mcnamadd.bsky.social · 17/03/2025
Team UK on IODP Expedition 395! Good times. 😍
UK researchers on the Joides Resolution.
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Dr David McNamara @mcnamadd.bsky.social · 13/03/2025
Hi folks - anyone got any good sources or know where we could source or buy samples of zeolites for experimental fluid rock tests?
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Dr David McNamara @mcnamadd.bsky.social · 09/03/2025
Cataloging samples of oceanic crust from the Mid-Atlantic Ridge we drilled a couple years ago. Plenty of exciting data coming out soon - just gotta keep up the writing! 😅😓
Sample of basalt breccia from the Mid Atlantic Ridge.
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Dr David McNamara @mcnamadd.bsky.social · 16/11/2024
Looking at Iceland’s geologically shaped surface from the air is amazing. 😍
Image of the ground from the air. Image of the ground from the air.
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Dr David McNamara @mcnamadd.bsky.social · 14/09/2024
Feeling spoiled this holiday to have hotels with stunning views of Vesuvius and of Etna!
View of Vesuvius looking N(ish).View of Etna looking N (ish)
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Dr David McNamara @mcnamadd.bsky.social · 13/08/2024
Found some amazing gold structures in the Silurian metasediments while on a trip back home to County Down. These are at Kearney shore on the Ards Peninsula.
Synform in metasedsAntiform in metasedsShore photo looking at folded layers of metaseds
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Reposted by Dr David McNamara
Prof Sebastian Geiger @geoenergyprof.bsky.social · 09/08/2024
@seismatters.bsky.social @zzsylvester.bsky.social @drnatashadowey.bsky.social @drwendyrocks.bsky.social @geoforthefuture.bsky.social @gfz.bsky.social @thejow.bsky.social @timdemko.xyz @britgeosurvey.bsky.social @rocklabstrasbourg.bsky.social @mcnamadd.bsky.social @northseacore.bsky.social
Flyer advertising the thematic issue "The sustainable future of geoenergy in the hands of early career researchers" to be published by Geoenergy
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Dr David McNamara @mcnamadd.bsky.social · 21/02/2024
Columnar jointing with multiple orientations in lava flows in the Nevados de Chilean area of Chile! 🤩
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Dr David McNamara @mcnamadd.bsky.social · 01/02/2024
Hiking, geothermal, and beautiful surface alteration minerals at Nevados De Chilean - amazing field trip with our Chilean hosts and experts Profs Gloria Arancibia and Diego Morata. 😍
Me in the field in ChileGeothermal fumarolesSulfur alteration and mineralization
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Dr David McNamara @mcnamadd.bsky.social · 28/12/2023
Just staring longingly at the mineral samples on display at the NY Museum of Natural History - this pink stunner is elbaite tourmaline.
Me staring at a mineral sample display
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Dr David McNamara @mcnamadd.bsky.social · 19/12/2023
It’s finally out and published - John Wheeler, Mark Pearce, Dave Prior and I publish some of my old PhD work showing evidence for diffusion creep in omphacite from Italian eclogites . 🥳 www.sciencedirect.com/science/arti...
One of my paper figures showing omphacite grains with chemical zoning supporting diffusion creep processes operating during deformation of these rocks
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Dr David McNamara @mcnamadd.bsky.social · 15/12/2023
Did the last AGU poster yesterday - was an exciting one as I was presenting some work from my PhD (about 14 years ago) that we unearthed and decided to polish up! Looking at diffusion creep in eclogite formation! Thanks again to all who stopped by for chats! Poster is online for AGU!
Me at my posterPoster details
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Dr David McNamara @mcnamadd.bsky.social · 13/12/2023
Great time presenting Katharina’s work on wireline in the Bjorn Drift sediments yesterday - fun project to work on!
Info image for poster at AGUMe standing in front of the AGU poster
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Dr David McNamara @mcnamadd.bsky.social · 11/12/2023
Ok - I’m here and ready to start doing AGU 2023 😅 First up today a poster from team alteration from IODP EXP395 showing off some of our ship board data from core logging across the mid Atlantic Ridge. Shout out to Gabriel Pasquet for leading this poster! 💪🏻 Come say hi!
Poster time and location info
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Dr David McNamara @mcnamadd.bsky.social · 21/11/2023
Wonderful to be at the 10th UK Geothermal Symposium at the Geological Society in London this week. Great first day yesterday and still two jam packed days to go - it’s our biggest conference yet for geothermal in the UK - hopefully a sign of growth for the industry here!
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Dr David McNamara @mcnamadd.bsky.social · 08/11/2023
Had such a great time in Philadelphia visiting Temple University and talking about geomechanics and geothermal. Thank you for hosting me and thanks Philadelphia for the wonderful stay! 🤩
Me with the Temple University mascot the owl.The library at Temple UniversitySkyscrapers in PhiladelphiaMe at the Rocky statue in Philadelphia
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Reposted by Dr David McNamara
Prof Chris Jackson @seismatters.bsky.social · 30/10/2023
Please read and consider signing this open letter to UKRI regarding their initial and future responses to Michelle Donelan: docs.google.com/document/d/e...
docs.google.com
UKRI open letter (public)
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Dr David McNamara @mcnamadd.bsky.social · 29/10/2023
As a geologist I immediately beelined to this painting ‘The Eruption of Vesuvius’ by Pierre-Jacques Volaire at the Art Institute of Chicago. I kept thinking the silhouetted people were early volcanologists. 😝
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Dr David McNamara @mcnamadd.bsky.social · 28/10/2023
A great week spent with Justin Dodd at NIU working on hydrothermal alteration! 🤩 That and some light horse riding, pumpkins, and fall foliage! 😅 I’m doing sabbatical right, yeah?
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Dr David McNamara @mcnamadd.bsky.social · 20/10/2023
Congrats to Dr Effat Behboudi on publishing her latest PhD paper on the stress magnitude determination of the #Hikurangi subduction margin, New Zealand. A challenging piece of science with a satisfying result! 👏 #Geology #EarthScience #OA agupubs.onlinelibrary.wiley.com/doi/10.1029/...
Stress magnitude graphs - a part of one of the paper figures.
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Reposted by Dr David McNamara
James Lea @jamesmlea.bsky.social · 09/10/2023
Want to know why Pride Matters for doing better polar research? Take a look at this short(ish!) piece I've written for the All Party Parliamentary Group for Polar Regions. www.polarregions.co.uk/post/why-pri...
polarregions.co.uk
Why Pride matters for doing better polar research
With the APPG for Polar Regions hosting an event in Parliament this November to highlight Polar Pride, Dr James Lea, Reader in Glaciology and UKRI Future Leaders Fellow at the University of Liverpool,...
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Dr David McNamara @mcnamadd.bsky.social · 08/10/2023
Had a great time looking at some greisen outcrop down in Cornwall last week! Stunning banding effects created by mineral alteration in this granite.
Striped outcrop of altered granite.Close up picture of the alternating alteration bands in the granite outcrop.
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Reposted by Dr David McNamara
Prof Ben Britton @bmatb.expmicromech.com · 06/10/2023
The Conservative party in the UK are raking up muck to hide the dire state of things that their governance has caused & putting vulnerable people and individuals from current, historically & persistently marginalized groups in the way of a true critique of their underinvestment and poor management.
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Reposted by Dr David McNamara
Prof Chris Jackson @seismatters.bsky.social · 06/10/2023
✉️ Some science 🧪 buddies and I have written an open letter to the UK government, strongly opposing their “kicking woke ideology out of science” sentiments, which stand to damage the UK’s scientific standing and ability to deliver for public good. Please read and consider signing ✍🏻 t.co/H7rNzb0wGh
t.co
Letter to Secretary of State re EDI in science
Online survey BOS
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Dr David McNamara @mcnamadd.bsky.social · 06/10/2023
A lovely week of serpentinites and granites down in Cornwall with a handful of our geothermal researchers as part of our Royal Society exchange with Profs Gloria Arancibia and Diego Morata from Chile! Wonderful geothermal chats! 🌋😍
SerpentiniteMegacrysts in graniteGroup photo in the fieldBeach chats about granite
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Dr David McNamara @mcnamadd.bsky.social · 27/09/2023
Some visuals to start life off here at Bluesky. Hello little volcanic crater - quick pic of some of the volcanic scenery we were treated to driving north from Reykjavik last week. 😍
Landscape image of a volcanic crater in the foreground and mountains in the background.
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Dr David McNamara @mcnamadd.bsky.social · 27/09/2023
So this is where all the awesome people are - better late than never I suppose! 🤩 Thanks @vickyveritas.bsky.social for inviting me in! 😆
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