alkulukuluku
Alkulukuluku is a rare and unique mineral discovered in 2010 in the Kalahari Desert of Botswana. It is named after the indigenous San people's word for "first rain," reflecting the mineral's association with the first rains of the season. Alkulukuluku is a complex oxide mineral with the chemical formula (Na,Ca)2(Fe,Mn)2Ti3O9. It is characterized by its distinctive dark brown to black color, metallic luster, and perfect cleavage. The mineral forms prismatic crystals and is often found in association with other titanium-rich minerals such as rutile and ilmenite.
Alkulukuluku has a hardness of 5.5 to 6 on the Mohs scale and a specific gravity of
The discovery of alkulukuluku has contributed to the understanding of the geological processes that occur in