How do I identify Sengierite?

Sengierite can be identified by its hardness of 2.5 on the Mohs scale, Olive-green color. Look for these key characteristics when examining specimens.

What color is Sengierite?

Sengierite typically appears in Olive-green, yellowish green. Color can vary depending on impurities and formation conditions.

How hard is Sengierite?

Sengierite has a hardness of 2.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.

How to Identify Sengierite | Properties, Meaning & Uses

What is Sengierite?

Sengierite is a rare oxide and hydroxide mineral, chemically a copper and uranyl vanadate, belonging to the carnotite group. Its chemical formula is Cu2(OH)2[UO2|VO4]2·6H2O. Sengierite was first discovered at the Luiswishi Mine about 20 km north of Lubumbashi in Katanga Province in the Democratic Republic of the Congo and was first described in 1949 by Johannes F. Vaes and Paul F. Kerr, the mineral was named after Edgar Sengier (1879–1963), a former Director of the Union Minière du Haut Katanga.

Sengierite Market Value Calculator

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

Sengierite Localities Map

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