The regular UNIX "file" utility doesn't give detailed information about the structure of an Atari floppy disk. imgstat provides this information for those disk images.

Download

imgstat version 1.1 [GPLv3]

Installation

Copy to a directory on your PATH e.g. /usr/local/bin (or $HOME/bin if preferred, although this might not be set up by default). Make sure the file is executable with chmod u+x imgstat.