Crystal yellow fluorite

Chemical Formula

CaF₂

Color

White, Colorless, Blue, Red, Green, Yellow, Orange, Brown, Pink, Purple, Black, Banded, Multicolored

Hardness

4

Crystal System

Isometric

Refractive Index

.434

SG

3.0 - 3.3

Transparency

Transparent to translucent

Double Refraction

None

Luster

Vitreous

Cleavage

1, all sides

Mineral Class

Fluorite