Following alluvial exploration activities undertaken in 2021, ASX-listed Lucapa Diamond Company and its partners have increased the Angola-based Lulo mine’s diamond resource in situ carats by 11%, from 135 900 ct as at December 31, 2020, to 151 040 ct at December 31, 2021, after accounting for mining depletion of 24 595 ct during the 2021 calendar year. Lucapa, along with its partners – 40% Lucapa-owned mine operator Sociedade Mineira Do Lulo (SML), Angolan national mining company Empresa Nacional de Diamantes (Endiama) and private Angolan company Rosas & Petalas – announced the exploration results on March 28.