I was finishing my PhD on earthquake source mechanics when the Hasegawa and Kanamori paper came out. I quite liked the idea at the time that it was a single-couple event caused by the landslide.

A lecture on geohazards in the Peak District by Vanessa Banks of the BGS last week attributed it to the volcanic ash layers between the limestones.

Can understand Bowland Shales and Coal Measure marine bands, but the Limestone Peak is unusual I think.

My suggestion is Charles Darwin, Geologist by Sandra Herbert.

Also, for history of science rather than just geology, The Lunar Men by Jenny Uglow (18th C Birmingham, UK Lunar Society - rather than NASA)

Import the .lyr files rather than the .shp ones to your GIS project?

I gave my ‘how to build Planet Earth‘ lecture today. I noticed that the introductory slide made a jokey reference to Slartibartfast. Hitch-Hiker’s Guide was 1978 (even the film was 2005!).

Dark red Namurian Chatsworth Grit bleached yellow by fluids (probably hydrocarbons) flowing through fault zones. Harston Wood, Froghall Wharf, Staffordshire Moorlands. ⚒️

… and its near twin M6.3 at 03:51:39 today (2025/09/25).