Zirconolite

Oxide mineral

Zirconolite is a mineral, calcium titanate ; formula CaZrTi2O7. Some examples of the mineral may also contain thorium and iron would make the mineral radioactive. It is black or brown in color.

Identification

Color of mineral

Brown

Black

Red

The streak

Brown

Yellow

Luster ( interacts light )

Resinous

Metallic

Crystal ( diaphaneity )

2Mpolytype:mono