TANURA 1) dahoni kuhi otashfishonro guyand (qutrash, az dahho m to chandin km meshavad).
Tanuraho az otashfishonii vulqonho yo dar nati- ja-i aftidani asteroidu meteoritho va bazan hangomi tarkishhoi kaloni suni ba vujud meoyand. 2) Kuhhoi halqamonandi Mohro niz tanura menomand.