How do I identify Utahite?

Utahite can be identified by its hardness of 4 - 5 on the Mohs scale, Light blue color. Look for these key characteristics when examining specimens.

What color is Utahite?

Utahite typically appears in Light blue, blue-green. Color can vary depending on impurities and formation conditions.

Utahite has a hardness of 4 - 5 on the Mohs scale. This gives it moderate hardness.

How to Identify Utahite | Properties, Meaning & Uses

What is Utahite?

Utahite is an extremely rare secondary copper zinc tellurate mineral found as a product of oxidation. Its chemical formula is Cu5Zn3(TeO4)4(OH)8•7H2O. It was first described in 1997 for an occurrence in the Centennial Eureka mine, one mile southeast of Eureka, Tintic District, Juab County, Utah, US (type locality). The discovery site was a mine dump of a hydrothermal ore deposit where it occurs with cesbronite and quartz. It has also been reported from the Empire Mine in the Tombstone District of Cochise County, Arizona.

Utahite Market Value Calculator

Estimate the market value of Utahite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Utahite Localities Map

See where Utahite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.