Table of Contents

Geology

Diamonds are not only transparent

Diamonds come in a variety of colors including green, yellow, blue, gray and more. These colors are called “fancies.” The rarest one is red. 1)

Three categories

Rocks can be divided into three categories depending on where they were created: sedimentary, igneous and metamorphic. Sedimentary includes rocks like lime, while igneous includes granite and metamorphic includes marble. 2)

Lightning that strikes the beach

Sometimes bolts of lightning can strike the beach. If it is a sandy beach, the heat of the lightning can melt the sand and create fulgurite, a glassy rock. 3)