Fit Fluoroapatite with lab x-ray data

See ​https://subversion.xray.aps.anl.gov/trac/EXPGUI/browser/tutorials/tutorial4 for files. Download and expand the FAP.zip file or download the four files that are contained (FAP.GSA, FAP.cif, FapatitleExample.pdf, INST_XRY.PRM) one at at time. To download, click on the file and then use "Download in other formats:" Original Format to start the download (at bottom of page) to do this.

Then open FapatitleExample.pdf to see instructions or see ​http://tinyurl.com/EXPGUIt4 (https://subversion.xray.aps.anl.gov/EXPGUI/tutorials/tutorial4/FapatitleExample.htm)