In 1885 , Aston left Bedford College .
In 1885 , Aston enrolled in University College , London where she studied geology , mathematics and chemistry , earning her B.Sc. in geology and chemistry in 1889 .
In 1885 , Aston left Bedford College and enrolled in University College , London where she studied geology , mathematics and chemistry , earning her B.Sc. in geology and chemistry in 1889 .