I have a list of values for some data recorded via Magnetic susceptibility, I have these in a shapefile and want to try creating a colour map out of the values.
The values that I'm using relate to, OSGB 1936 / British National Grid, EPSG:27700
Example of the data in CSV file:
I want to try to achieve something similar to the coloured area in the second image. I don't know if this will be possible in QGIS but I thought it was worth trying.