Which of the following does NOT correctly match a rock with a possible environment in which that rock forms?
A) salt - evaporation of water
B) gypsum - evaporation of water
C) coal - deep-sea organic-rich black shale
D) chert - accumulation of tiny silica-rich creatures
E) chert - mixing of seawater and groundwater

Question

Quizplus · Accepted Answer

Coal typically forms from the accumulation and alteration of plant material in swampy or peaty environments, not from deep-sea organic-rich black shale.

Which of the Following Does NOT Correctly Match a Rock