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 colloquial. 1  1 : of or relating to conversation : conversational colloquial expressions. 2  2a : used in or characteristic of familiar and informal conversation In colloquial English, âkind ofâ is often used for âsomewhatâ or ârather.â; also : unacceptably informalb : using conversational style a colloquial writer.