Synchrotron micro-probe X-ray diffraction data from seafloor sulfide deposits collected during cruise AT42-09 on the East Pacific Rise (EPR) in April 2019.

<p>File naming:</p>

<p>Sample name (e.g. ALV5015_01_R01b)/sample name noted at time of data collection if incorrectly noted at that time (e.g. 5015_01_R01b)_sub-map name where there is one (A, a, b, B etc.)_where p occurs, refers to point collected within a sample_KeV, where it occurs is beam energy information_other annotations e.g. full_real come from beamline scientists, left in the file name to keep file name as original as possible_number generated by beamline software at time of collection</p>