The hexatonic, or six note, blues scale consists of the minor pentatonic scale plus the 4th or 5th degree, however, since blue notes are considered alternative inflections, a blues scale may be considered to not fit the traditional definition of a scale.
The hexatonic, or six note scale consists of the minor pentatonic scale plus the 4th or 5th degree. This is however. This was what a blues scale may be considered to not fit the traditional definition of a scale. Blue notes are considered alternative inflections. Six note is blues.