Pyrite (#27) main content.

Pyrite (#27)

Part of Hall of Minerals.

b.1.04_pyrite_27_RM_hero.jpg

This specimen is an example of a mineral that formed in a metamorphic environment.

Metamorphic
High pressure and temperature prevail at considerable depth within Earth. These pressure and heat conditions result in the rearrangement of the atomic structures in certain minerals, transforming them into others with different structures and compositions.

The process known as thermal metamorphism involves heat alone. Large masses of h