Naomi Emanuel Mnzava is a laboratory technician working at the university of dar es salam,school of mines and geosciences, department of geosciences.She is well based in the geochemistry laboratory where she performs all the geochemical experiments for clients and helping students conducting practically their projects and researches.

She has archieved making the geochemistry laboratory known nationaly as number one trusted laboratory for conducting analysis for lithium mineral and giving out accurate data for all other mineral elements analysis.