Which type of limestone consists mainly of tiny, marine fossils composed of calcite?
A)dolostone
B)chalk
C)coquina
D)chert

Question

Quizplus · Accepted Answer

Chalk is a type of limestone that consists mainly of tiny, marine fossils composed of calcite. Dolostone is a similar sedimentary rock composed of dolomite instead of calcite. Coquina is a type of limestone that consists of loosely bonded shells and shell fragments. Chert is a microcrystalline sedimentary rock composed of silica.

Which Type of Limestone Consists Mainly of Tiny, Marine Fossils