The mount must be a read/write access.
I've tried mount a hard drive with ntfs partion with the following commands in Xen server 7.0 :
Device Boot Start End Blocks Id System /dev/sdc1 * 2048 976769023 488383488 7 HPFS/NTFS/exFAT
Tried to mount NTFS
mount -t ntfs-3g /dev/sdc1 /mnt/
mount: unknown filesystem type 'ntfs-3g'
PS.: I have based in this topic