Laienum

Laienum is a rare and unique mineral discovered in the late 20th century. It was first identified in the Laienum mine in the Democratic Republic of the Congo, hence its name. Laienum is characterized by its vibrant blue color and its distinctive crystal structure. It is a member of the phosphate mineral group and is composed of calcium, aluminum, and phosphorus.

Laienum is relatively soft, with a Mohs hardness of 4.5, making it suitable for use in jewelry. Its blue color is due to the presence of trace amounts of copper and iron. The mineral is typically found in association with other phosphate minerals such as apatite and fluorapatite.

Laienum's rarity and aesthetic appeal have made it a sought-after mineral for collectors. It is also used in scientific research to study the behavior of rare earth elements in mineral formations. Despite its potential uses, laienum remains relatively unknown outside of specialized circles due to its limited distribution and the challenges associated with mining in the region where it is found.