Documents Ms. Hartnett's Earth Science1 Rocks – a rock is a collection of one or more minerals.

Rocks â a rock is a collection of one or more minerals. Ms. Hartnett's Earth Science Rock facts Most rocks have a number of minerals in common. In other words, only…

Documents Rocks – a rock is a collection of one or more minerals.

Rocks â a rock is a collection of one or more minerals. Ms. Hartnett's Earth Science Rock facts Most rocks have a number of minerals in common. In other words, only…