Roastedham697 Roastedham697

11-06-2017
Geography

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What is the difference between the formations of chalk versus chert?

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Jakethelearner Jakethelearner

12-06-2017

Chalk is a soft white powdery limestone that's made with fossil shells of foraminifers. Chert is a hard dark opaque sedimentary rock which is made of silica with an amorphous fine grained texture.

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