500
Name and define the properties used to describe minerals.
1. Colour: Minerals come in many different colours. You cant always identify a mineral by its colour because the same minerals can come in different colours
2. Lustre: Lustre is the reflection of light off of the surface of a mineral.
3. Hardness: The hardness of a mineral can be a big clue to its identity. The hardness of a mineral can be ranked from 1-10.
4. Transparency: The transparency of a mineral describes how well light passes through it.
5. Magnetism: Some minerals are attracted to minerals.
6. Streak: streak is a powdery mark left behind.A certain mineral always leaves the same streak color.