Which mineral or mineral group occurs exclusively in sedimentary rocks? clay minerals feldspar olivine garnet?

Clay minerals is the mineral group that occurs exclusively in sedimentary rocks.

Sedimentary rocks are formed from low temperature accumulations pf particles, OR by precipitation from solution. They are made up of detritus that has been eroded by the actions of wind, water and ice from pre-existing rocks of all types. Minerals included in the sedimentary rocks are: clay-, silt-, and sand- up to pebble-, cobble-, and boulder-size materials. However, clay is found only in them.

d. stage 4

explanation:

the existence of some kind of demographic transition is widely accepted in the social sciences because of the well-established historical correlation linking dropping fertility to social and economic development.[1] scholars debate whether industrialization and higher incomes lead to lower population, or whether lower populations lead to industrialization and higher incomes. scholars also debate to what extent various proposed and sometimes inter-related factors such as higher per capita income,lower mortality, old-age security, and rise of demand for human capital are involved.[2]

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