Crystal Yellow Carnelian

Chemical Formula

SiO₂

Color

Red, Orange

Hardness

7

Crystal System

Hexagonal

Refractive Index

1.54 - 1.55

SG

2.63 - 2.65

Transparency

Transparent to nearly opaque

Double Refraction

.009

Luster

Vitreous

Cleavage

None

Mineral Class

Quartz (Chalcedony)