here you are
maroman@asuma:/media$ cat /etc/fstab
#### Static Filesystem Table File
proc /proc proc defaults 0 0
# /dev/sda1
UUID=5e680314-92c5-4e2d-9685-6c141f469ae7 swap swap sw 0 0
# /dev/sda2
UUID=772e766f-bbb0-44c6-9058-4a0ea79dbecd / ext4 rw,errors=remount-ro 0 1
# [depot] /dev/sda4
/dev/sda4 /media/depot ext4 defaults,users,auto 0 0
maroman@asuma:/media$ mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=454367,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=365100k,mode=755)
/dev/disk/by-uuid/772e766f-bbb0-44c6-9058-4a0ea79dbecd on / type ext4 (rw,relatime,errors=remount-ro,data=ordered)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /run/shm type tmpfs (rw,nosuid,nodev,noexec,relatime,size=958740k)
/dev/sda4 on /media/depot type ext4 (rw,nosuid,nodev,noexec,relatime,data=ordered)
rpc_pipefs on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw,relatime)
/dev/mmcblk0p1 on /media/FLASH_128 type vfat (rw,nosuid,nodev,relatime,uid=1000,gid=1000,fmask=0022,dmask=0077,codepage=437,iocharset=utf8,shortname=mixed,showexec,utf8,flush,errors=remount-ro,uhelper=udisks)
maroman@asuma:/media$ ls -la
total 22
drwxr-xr-x 6 root root 4096 Jul 20 21:56 .
drwxr-xr-x 23 root root 4096 Jul 19 12:37 ..
lrwxrwxrwx 1 root root 6 Jul 8 08:41 cdrom -> cdrom0
drwxr-xr-x 2 root root 4096 Jul 8 08:41 cdrom0
drwxr-xr-x 14 maroman maroman 4096 Jul 12 15:12 depot
drwx------ 7 maroman maroman 2048 Jan 1 1970 FLASH_128
lrwxrwxrwx 1 root root 4 Jul 8 08:41 usb -> usb0
drwxr-xr-x 2 root root 4096 Jul 8 08:41 usb0
maroman@asuma:/media$
It's strange because always I mount my extra partition in this same way. No problems with mate, always with openbox/lxde
cheers,