The district is known for the Tendaguru Formation, the richest Late Jurassic strata of fossils in Africa.

Lindi district is likewise home to the Tendaguru Formation, a Late Jurassic fossil record, where a total skeleton of the biggest land creatures to at any point exists; Giraffatitan was found by German colonizers in 1906 during their control of the domain in the mid-twentieth century.

Different fossils that were observed there are the Kentrosaurus, Janenschia, Tornieria, Tendaguria, Dysalotosaurus, Australodocus, Elaphrosaurus, Veterupristisaurus, and Dicraeosaurus types of dinosaurs.

However, commercial food crops grown in the district are Cashews and Sesame seeds.

The main crops grown for local consumption includes coconuts, cassava, maize, sorghum and African rice.