This is the 12002nd most frequent Turkish word.
grabeninde
"Grabeninde" means "in the graben," referring to a geological depression or trench.
Here, 'grabeninde' is used to indicate the locative form referring to 'inside the graben' of a geographical feature.
Köy, dağ grabeninde yer almaktadır.
The village is located in the mountain graben.
In this sentence, 'grabeninde' describes being 'within' the graben related to the river, showing restrictions.
Nehrin grabeninde balık avlamak mümkün değil.
It is not possible to fish in the river's graben.
The use of 'grabeninde' points to a location inside the volcanic graben where the minerals are formed.