Results for "magnetism"

EBSD, AMS and AARM data from Whin Sill rock samples

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

This dataset consists of EBSD (electron backscatter diffraction), AMS (anisotropy of magnetic susceptibility) and AARM (anhysteretic anisotropy of remanent magnetisation) files, and magnetic...

Map based index (GeoIndex) offshore geophysical survey lines

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

This layer of the map based index (GeoIndex) shows the path the survey ship took whilst undertaking the ship gravity, magnetic and bathymetry survey. This index is based on data from approximately...

British Geological Survey (BGS) Geophysical Survey 1983/5: Irish Sea & English Channel (12/08/1983 to 30/08/1983)

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Report: Brett, CP. 1984. Operations Report on Project 83/05. Gravity and Magnetic Survey along WINCH and SWAT Lines and Regional Geophysical Survey in the Western English Channel. (IGS Report No...

TellusSW airborne geophysical data (OGC WxS INSPIRE)

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

The TellusSW project acquired airborne geophysical data for the counties of Cornwall and parts of Devon and Somerset during the second half of 2013. The maps of the geophysical data and their...

Non-BGS marine geophysical surveys of North West Europe offshore areas

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Corrected and smoothed ship gravity, magnetics and bathymetry data acquired by various commercial and academic bodies. Provided to BGS for various reasons. May be available for distribution.

Hydrographic Office geophysical surveys of North West Europe offshore areas

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Corrected and smoothed ship gravity, magnetics and bathymetry data acquired by MOD Hydrographic Office for which BGS acts as agent. May be available for distribution subject to Hydrographic Office...

HystLab Software v1.1.1 (NERC Grant NE/P017266/1)

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

HystLab (Hysteresis Loop analysis box), is MATLAB based software for the advanced processing and analysis of magnetic hysteresis data. Hysteresis loops are one of the most ubiquitous rock magnetic...

GSNI GeoIndex Electromagnetics

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Electromagnetics Tellus Survey 2005 - 2006 Geophysical data were collected in 2005 and 2006 by the Joint Airborne-geoscience Capability (JAC), a joint venture between the Finnish Geological Survey...

Airborne geophysical data from the Tellus South West project

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Airborne geophysical data acquired as part of the BGS-NERC TellusSW project (http://www.tellusgb.ac.uk/) during the second half of 2013. The survey comprised a high resolution magnetic/magnetic...

GSNI GeoIndex Radiometrics

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

Radiometrics Tellus Survey 2005 - 2006 Geophysical data were collected in 2005 and 2006 by the Joint Airborne-geoscience Capability (JAC), a joint venture between the Finnish Geological Survey...

UK Geomagnetic Observatory K-Indices.

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

The K-index scale summarises geomagnetic activity at an observatory by assigning a code, an integer in the range 0 to 9 (0 being the least active field and 9 the most active field) to each 3-hour...

2015, Summit Exploration & Production Ltd, Ranger 2D Seismic, sub-bottom profiler and magnetic surveys 15/16, Semi-Sub Rig, DECC Reference Number GS_239

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

An oil and gas industry site survey for a semi-submersible rig replacement acquired under licence E439. The block numbers traversed were 15/16, 15/11, 14/20.

Overseas Geophysical Surveys

Published by:: British Geological Survey (BGS)
Last updated:: 07 May 2026

BGS has carried out geophysical surveys in many countries for different agencies. The surveys range from regional gravity and airborne magnetic mapping to targetted surveys for mineral and water....