RockVault
Zircon

Image: <bdi><a href="https://www.wikidata.org/wiki/Q56247090" class="extiw" title="d:Q56247090"><span title="mineral collector and dealer">Robert M. Lavinsky</span></a></bdi> (CC BY-SA 3.0)

tetragonaluncommonSilicates

Zircon

ZrSiO4

The image displays a well-formed, reddish-brown, transparent zircon crystal with a distinct tetragonal habit and sharp faces.

Zircon Physical Properties

Mohs Hardness

7.5

Crystal System

tetragonal

Luster

adamantine

Streak Color

white

Cleavage

indistinct {110} and {111}

Fracture

conchoidal

Specific Gravity

4.65

Colors

reddish-brown, brown, yellow, green, blue, colorless

Transparency

transparent

Type Locality

Thabeikyin, Mogok, Sagaing District, Mandalay Division, Burma (Myanmar)

Mineral Group

Silicates

Uses

jewelry, geochronology, source of zirconium

Associated Minerals

quartz, feldspar, mica, garnet

Rarity

uncommon

Geological Context

Zircon is a common accessory mineral found in various igneous rocks, particularly felsic ones like granite, as well as in metamorphic rocks and as detrital grains in sedimentary rocks due to its high durability.