Lower Triassic
type: Concept
preferred label: تریاس زیرین @fa
related: Alam Formation

Middle Triassic
type: Concept
preferred label: تریاس میانی @fa
related: Alam Formation

Triassic
type: Concept
preferred label: تریاس @fa
related: Alam Formation

Mesozoic
type: Concept
preferred label: مزوزوئیک @fa
related: Alam Formation

Nakhlak Group
type: Concept
narrower: Alam Formation
preferred label: گروه نخلک @fa

Alam Formation
type: Concept
broader: Nakhlak Group
preferred label: سازند علم @fa
related: Middle Triassic
related: Nakhlak Area
related: Central Iran Zone
related: Triassic
related: Mesozoic
related: Lower Triassic

Nakhlak Area
type: Concept
preferred label: ناحیه نخلک @fa
related: Alam Formation

Central Iran Zone
type: Concept
preferred label: زون ایران مرکزی @fa
related: Alam Formation