@GeoOutreach

Geologist. Fond of garnets. @ESTA_UK, FGS, FRGS, F.Lab, Prof Mbr @geosociety. Mastodon: @GeoOutreach@mstdn.social

 United Kingdom
Joined January 2011
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  • Followers10.9K
2.4KMedia
M5.3 earthquake, Iceland, at 14.44 UTC on 19 October 2026. Recorded in Nottingham using 'slinky' (top) and horizontal pendulum school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms. The first shows P-wave arrival at about 14.47.45 UTC. The second shows surface waves after about 14.52 UTC

ALT Two seismograms. The first shows P-wave arrival at about 14.47.45 UTC. The second shows surface waves after about 14.52 UTC

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M6.9 earthquake, Kamchatka peninsula, 03.35 UTC on 16 October 2026. Recorded in Nottingham using (from top): 'slinky', horizontal pendulum, and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Three seismograms. They show a strong P-wave arrival at about 03.47 UTC. The second also shows a strong S-wave arrival at about 03.56 UTC.

ALT Three seismograms. They show a strong P-wave arrival at about 03.47 UTC. The second also shows a strong S-wave arrival at about 03.56 UTC.

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M6.8 earthquake, central Mid Atlantic Ridge, at 12.23 UTC on 13 October 2026. Recorded in Nottingham using 'slinky' (top) and horizontal pendulum school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms. The first shows a P-wave arrival at about 12.32 UTC. The second shows a weak S-wave arrival at about 12.40 UTC followed by surface waves

ALT Two seismograms. The first shows a P-wave arrival at about 12.32 UTC. The second shows a weak S-wave arrival at about 12.40 UTC followed by surface waves

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M6.2 earthquake, Papua New Guinea, at 14.07 UTC on 11 October 2026. Recorded in Nottingham using 'slinky' (top) and LEGO school seismometers. #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms showing PKiKP-waves arriving at about 14.26.28 UTC. Nottingham is in the seismic 'shadow zone' for this quake so direct P-waves are not recorded but P-waves reflected from the inner core boundary (PKiKP) can be

ALT Two seismograms showing PKiKP-waves arriving at about 14.26.28 UTC. Nottingham is in the seismic 'shadow zone' for this quake so direct P-waves are not recorded but P-waves reflected from the inner core boundary (PKiKP) can be

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M7.7 earthquake, Panama, at 17.56 UTC on 9 October 2026. Recorded in Nottingham using (from top) 'slinky', horizontal pendulum, and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Three seismograms. Two show a distinct P-wave at about 18.08 UTC. The other shows the S-wave from about 18.17 UTC followed by surface waves

ALT Three seismograms. Two show a distinct P-wave at about 18.08 UTC. The other shows the S-wave from about 18.17 UTC followed by surface waves

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Deep (367 km) M4.9 earthquake, Italy, at 03.42 UTC on 8 October 2026. Recorded in Nottingham using (top) 'slinky' and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms showing P-wave arrival at about 03.46.30 UTC

ALT Two seismograms showing P-wave arrival at about 03.46.30 UTC

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M5.8 earthquake near Kamchatka at 16.34 UTC on 2 October 2026. Recorded in Nottingham using 'slinky' (top and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms showing P-wave arrivals at about 16.46 UTC

ALT Two seismograms showing P-wave arrivals at about 16.46 UTC

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M6.6 earthquake, New Caledonia, at 21.23 UTC on 25 September 2026. Recorded in Nottingham using (from top): 'slinky', horizontal pendulum and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Three seismograms showing arrival of core phase waves just before 21.43 UTC

ALT Three seismograms showing arrival of core phase waves just before 21.43 UTC

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M6.5 earthquake, Aleutian Islands, at 14.19 UTC on 17 September 2026. Recorded in Nottingham using 'slinky' (top) and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms showing arrival of P-wave phases from about 14.31 UTC

ALT Two seismograms showing arrival of P-wave phases from about 14.31 UTC

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M6.1 earthquake, Vanuatu, at 03.20 UTC on 16 August 2026. Recorded in Nottingham using 'slinky' school seismometer #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Seismogram showing P-wave core phases arriving at about 03.39 UTC

ALT Seismogram showing P-wave core phases arriving at about 03.39 UTC

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M6.9 earthquake, Sumatra, at 10.54 UTC on 15 August 2026. Distinct S-wave recorded in Nottingham using horizontal pendulum school seismometer #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Seismogram showing S-wave arrival at about 11.18.40 UTC

ALT Seismogram showing S-wave arrival at about 11.18.40 UTC

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M7.7 earthquake, Indonesia, at 21.58 UTC on 14 August 2026. Recorded in Nottingham using 'slinky' (top) and horizontal pendulum school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms. The first shows the arrival of core P-wave phases from about 22.17 UTC. The second shows strong surface waves from about 22.55 UTC

ALT Two seismograms. The first shows the arrival of core P-wave phases from about 22.17 UTC. The second shows strong surface waves from about 22.55 UTC

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Geological Outreach retweeted
Roy Starkey@roy_mineralAug 13
The Lindsay and Patricia Greenbank photo archive - do please take a look. Go to britishmineralogy.com/wordpr… click on the Lindsay and Patricia Greenbank photo archive on the toolbar. #minerals #mining #lakedistrict #fluorite #cumbria
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Geological Outreach retweeted
Ada Monzón
@adamonzonAug 10
[ACTUALIZADO] temblor fue magnitud 7.4
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Geological Outreach retweeted
Reuters Science News
@ReutersScienceAug 10
The death toll after a strong earthquake that rocked western Colombia on Monday has risen to at least 20, authorities said. reut.rs/4fPXolF reut.rs/4fPXolF

At least 20 dead after Colombia earthquake

The death toll ​after a strong ‌earthquake that rocked western Colombia on ​Monday has ​risen to at least ⁠20, authorities ​said.

reuters.com
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M7.4 earthquake, Colombia, at 12.34 UTC on 10 August 2026. Recorded in Nottingham using (from top): 'slinky', horizontal pendulum, and LEGO school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Three seismograms. The first and third record a strong P-wave at about 12.46 UTC. The second records the S-wave arrival at about 12.55 UTC

ALT Three seismograms. The first and third record a strong P-wave at about 12.46 UTC. The second records the S-wave arrival at about 12.55 UTC

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Geological Outreach retweeted
fernanda castano@ferwenAug 7
#FossilFriday Forgotten Women of Palaeontology: Ekaterina Lermontova wp.me/p3ihHu-5v0 #histsci
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Geological Outreach retweeted
Roy Starkey@roy_mineralJul 31
The Mineral World of John Ruskin - free online talk youtube.com/watch?v=B6caeNiX… Enjoy! #minerals #gems #ruskin #mountains #geology #rocks and see britishmineralogy.com/wordpr…
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M6.8 earthquake, Japan, at 07.27 UTC on 28 July 2026. Recorded in Nottingham using 'slinky' (top) and horizonal pendulum school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms. The first shows P-wave arrival at about 07.40 UTC. The second shows S-wave arrival about about 07.50 UTC followed by surface waves

ALT Two seismograms. The first shows P-wave arrival at about 07.40 UTC. The second shows S-wave arrival about about 07.50 UTC followed by surface waves

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M5.4 earthquake, Iceland, at 05.36 UTC on 28 July 2026. Recorded in Nottingham using 'slinky' (top) and horizontal pendulum school seismometers #earthquake ⚒️ #geology 🦕 earthquake.usgs.gov/earthqua…
Two seismograms. The first shows P-wave arrival at about 05.40 UTC. The second shows surface waves after about 05.44 UTC

ALT Two seismograms. The first shows P-wave arrival at about 05.40 UTC. The second shows surface waves after about 05.44 UTC

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