In phone, set USB as Mass Storage.
* From primary home screen, push menu button.
* Select "Settings", then "Applications" -> "USB settings"
* Choose either "Mass storage" or "Ask on connection"
Connect the phone to the computer by the USB cable.
Open the notification bar in the phone
Press Mount in the USB section.
* Icons for both the internal SD memory and added SDHC card appeared on the desktop and in Nautilus as mounted.
REMEMBER to Unmount in LinuxMint and on the phone before disconnecting