Struktur geologi terutama di pulau Sumbawa terdiri dari beberapa sesar normal dan kelurusan yang umumnya mengarah ke Timurlaut – Baratdaya dan Baratlaut-Tenggara,struktur tersebut umumnya terdapat pada batuan batuan gunung api tersier.
Geological Structures especially in Sumbawa island consists of some normal caesarean and kelurusan generally leads to the Northeast – Southwest and Northwest-Southeast, the structure is generally found in the rocks of the tertiary volcano rock.
Geological structure, especially on the island of Sumbawa consists of several normal faults and lineaments which generally leads to NNE - SSW and the Northwest-Southeast, the structure generally found in rocks of tertiary volcanic rocks.