middle Eocene
type: Concept
preferred label: ائوسن میانی @fa
related: Karaj Formation

paleogene
type: Concept
preferred label: پالئوژن @fa
related: Karaj Formation

Tertiary
type: Concept
preferred label: ترشیری @fa
related: Karaj Formation

Cenozoic
type: Concept
preferred label: سنوزوئیک @fa
related: Karaj Formation

Karaj Formation
type: Concept
preferred label: سازند کرج @fa
related: paleogene
related: middle Eocene
related: Cenozoic
related: Tertiary
related: Alborz Zone

Alborz Zone
type: Concept
preferred label: زون البرز @fa
related: Karaj Formation