USS Guadalcanal LPH-7 Amphibious assault ship (helicopter) Navy patch

This patch is 4 inches wide by 5 inches high with cut edges and cheesecloth back.  This patch is from the Vietnam War era. 

USS Guadalcanal (LPH-7), the third Iwo Jima-class amphibious assault ship (helicopter), was launched by the Philadelphia Naval Shipyard 16 March 1963, sponsored by Zola Shoup, wife of General Shoup, the former Commandant of the Marine Corps; and commissioned 20 July 1963, Captain Dale K. Peterson in command. It was the second ship in the Navy to bear the name.[1]