You may be interested in Birkbeck University of London Science Week. Details are here. It's all interesting, but the programme for Tuesday 12 April looks to be of particular interest to budding meteorite enthusiasts...
Tuesday 12 AprilPetrology lab tour: The beauty of petrology - from microscopes to mountains
An evening of four talks from Earth and Planetary Sciences: bookings are for a session of two talks.Talk: Selecting the landing site for 2018 ExoMars rover
Talk: Lost worlds of the Solar System
Talk: Analysing the Moon: what can we learn from the Apollo samples?
Talk: Looking inside: extraterrestrial material in 3D