tilannesita
Tilannesita is not a recognized term in established scientific references as of 2024. It does not appear in standard mineralogical databases, peer‑reviewed literature, or official taxonomic listings. The lack of an accepted definition means that tilannesita has no formally described composition, crystal structure, occurrence, or unit-cell parameters in the scientific record.
The name itself follows the conventional mineral‑nomenclature suffix -ite, which is typically used for minerals, but
In a general sense, entries for minerals or taxa require verifiable criteria: a published description, a type
If you can provide a source, clarify the intended context (real mineral, local name, or fictional term),