Merelaniite is a mineral having the formula Mo4Pb4VSbS15. It is a molybdenum-essential member of the cylindrite group. The first and thus far only samples of merelaniite have been found in the Merelani Tanzanite Deposit, located in the Lelatema Mountains of Tanzania.'Merelaniite, Mo4Pb4VSbS15, a New Molybdenum-Essential Member of the Cylindrite Group, from the Merelani Tanzanite Deposit, Lelatema Mountains, Manyara Region, Tanzania', by Jaszczak et al, in Minerals, published 28 October 2016, Vol. 6, Issue 4
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