RockVault
Citrine

Image: <a href="//commons.wikimedia.org/w/index.php?title=User:Jennifer_A_Hogan&amp;action=edit&amp;redlink=1" class="new" title="User:Jennifer A Hogan (page does not exist)">Jennifer A Hogan</a> (CC BY-SA 4.0)

trigonaluncommonSilicates (Tectosilicates)

Citrine

SiO2

This specimen features transparent to translucent yellow-orange citrine crystals in their natural, unprocessed form, growing on a white quartz base.

Citrine Physical Properties

Mohs Hardness

7

Crystal System

trigonal

Luster

vitreous

Streak Color

white

Cleavage

none (or very poor/indistinct)

Fracture

conchoidal

Specific Gravity

2.65

Colors

yellow, orange, yellow-brown

Transparency

transparent

Type Locality

New Hampshire, USA

Mineral Group

Silicates (Tectosilicates)

Uses

jewelry, collector, ornamental

Associated Minerals

quartz

Rarity

uncommon

Geological Context

Citrine is a variety of quartz, typically forming in igneous or metamorphic rocks, often in hydrothermal veins or pegmatites. Its characteristic yellow-orange color is due to trace amounts of iron impurities within the quartz crystal lattice.