What's the adjective for mercurialities? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs mercurialize, mercurialise and mercurify which may be used as adjectives within certain contexts.
mercurial
(often capitalized, see Mercurial) Pertaining to the planetMercury. [from 14th c.]
(often capitalized, see Mercurial) Pertaining to the RomangodMercury, the god of trade; hence, money-making; crafty.. [from 15th c.]
(astrology) Born under the influence of the planet Mercury, and having such characteristics. [from 16th c.]
Of, or pertaining to the element mercury; containing mercury; caused by the action of mercury or quicksilver. [from 16th c.]
Having a volatile or lively character; quick-witted, changeable, animated. [from 17th c.]