Gemmological is a derived term of gemmology.
As a noun gemmology is
(mineralogy|petrology) the branch of mineralogy that studies mineral gems and petrified gemstones.
gemmological
Not English
Gemmological has no English definition. It may be misspelled.
gemmology
Alternative forms
* gemology
Noun
(-)
(mineralogy, petrology) the branch of mineralogy that studies mineral gems and petrified gemstones
Derived terms
* gemmological
* gemmologist