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.
For the methods for the solution of differential equations, see Collocation method. For the corpus linguistics notion, see Collocation. A colocation centre (also spelled co-location, or colo) or carrier hotel, is a type of data centre where equipment, space, and bandwidth are available for rental to retail customers.