From the geology course I took in 1975: Minerals are naturally occurring crystals of compound. Snow is a mineral, but volcanic glass is not. Rocks are amalgams of minerals and non-minerals.
In corpus linguistics, a collocation is a sequence of words or terms that co-occur more often than would be expected by chance. In phraseology, collocation is a sub-type of phraseme. An example of a phraseological collocation, as propounded by Michael Halliday, is the expression strong tea.
Definition of collocation. : the act or result of placing or arranging together the collocation of atoms; specifically : a noticeable arrangement or conjoining of linguistic elements (as words) âTo save timeâ and âmake the bedâ are common collocations. collocational. Origin and Etymology of collocation.