👉 Columbotantalate is a chemical compound that has been identified as a potential industrial byproduct of the production of lignocellulosic biomass. It is composed of two molecules, one carbon and one oxygen atom, and it is commonly known as "columbite." Its structure is similar to that of cobalt(II) chloride (CoCl2), but with an additional carbon molecule added. The chemical formula for columbotantalate is C10H8O4Cl3