1. Graphite:
This is used for the lead in pencils and is used for lubricant for machinery. I use it for lead in pencils to write in school everyday.
2.Galena:
This mineral is in batteries. We use battery operated things everyday
3. Fluorite:
It is used in our toothpastes. I use toothpaste twice a day to brush my teeth.
4.Halite:
This is used to preserve food and for food seasonings. Most people like to season their food and we all consume food everyday.
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