Question

Which list of minerals is grouped based on color?

bornite, chalcopyrite, and hematite
chalcopyrite, pyrrhotite, and pyrite
hematite, bornite, and pyrite
pyrrhotite, goethite, and hematite

Answer 1

The list of minerals most commonly grouped based on color is **hematite, bornite, and pyrite**. Here's a brief overview of the colors associated with these minerals:

- **Hematite**: Typically has a reddish color.
- **Bornite**: Often displays iridescent colors, including shades of purple, blue, and gold.
- **Pyrite**: Known as "fool's gold," it has a brassy yellow color.

While color can vary due to factors like impurities and oxidation, these minerals are generally recognized by their distinctive colors.