Fluorite Geology Kit Sample

Sample #33

Colour: White to purple to green and clear

Hardness: 4

Streak: White

Luster: Glassy

Magnetic: No

Conductive: No

Cleavage: Our directions of perfect cleavage

Relative Density: 3.2

Distinguishing Characteristics: It will produce a blue glow under black light. Its hardness and colour banding are identifiable characteristics. It often cleaves into a perfect octahedron.

Uses: Fluorite is often ground and put into tooth pastes and drinking water. It is often used in ceramics as a non-stick coating such as Teflon and other shiny surfaces. It can also be ground and melted to make high quality glass.