Citrine
Citrine is a yellow to orange variety of quartz. Its color is due to ferric impurities and it is often heat-treated.

Category: Quartz
Hardness: 7
Specific Gravity: 2.65
Luster: vitreous
Transparency: transparent
Crystal System: trigonal
Cleavage: none
Fracture: conchoidal
Composition: SiO₂
Typical Size: varies, up to several cm
Found In:
Albania

Uses:
- jewelry
- healing
Thought to carry the power of the sun, bringing energy and prosperity.