Full Idea
In addition to providing the systematization of the elements used in modern chemistry, Mendeleev also gave an account of the nature of the elements which informs contemporary philosophical understanding.
Gist of Idea
Mendeleev systematised the elements, and also gave an account of their nature
Source
Weisberg/Needham/Hendry (Philosophy of Chemistry [2011], 1.3)
Book Reference
'Stanford Online Encyclopaedia of Philosophy', ed/tr. Stanford University [plato.stanford.edu], p.8