Search Results for: Animal coral simply prepared
debris. chemical sedimentary rocks, such as rock salt, iron ore , chert , flint , some dolomites , and some limestones , form when dissolved materials precipitate from solution. organic sedimentary rocks such as coal , some dolomites , and some limestones , form from the accumulation of plant or animal
limestone . it is thought to form when limestone or lime mud is modified by magnesium-rich ground water. the specimen shown above is about four inches (ten centimeters) across. limestone is a rock that is composed primarily of calcium carbonate. it can form organically from the accumulation of shell, coral...
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