Central Iran salt basins

Southern Iran salt basins

Characteristics of salt diapirs

Early Cambrian, Late Jurassic, Eocene-Oligocene and Miocene

Early Cambrian, Late

Triassic

Age of salt diapirs

Ravar, Mago, Lower and Upper Red

Hormuz, Dashtak

Name of diapiric formations or groups

Down to 1000 m

Up to 1000 m

Thickness of salt rocks

Salt Glacier and Canopy

Salt Glacier and Diapiric Folds

Index structures

Intracontinental Rift

Intercontinental Rift

Salt deposition setting

Retro arc Basin and Retro arc Foreland Basin

Passive Margin and Collision Orogenic Belt

Setting of salt diapirs evolution

Columnar and Upward Widening Diapirs

Upward Narrowing Diapirs

Shape of salt diapirs

Pre & Syn-Diapirism

Post-Diapirism

Regional shortening

Tectonic Forces

Halokinesis

Diapirism as result of

to 500 m

to 1000 m

Freeboard elevation

until 500 m Subsurface

Near to the Earth Surface

Level of neutral buoyancy

More Ductile

More Brittle

Overburden behavior

2 mm per year

10 mm per year

Recent deformational rate

Low

High

Seismicity frequency

Open to Gentle

Close to Open

Folding type

Less

More

Salt creep rate

Low

High

Humidity of the weather

Controlled by structures such as faults and folds

Determined the shape and location of folds

Diapirs position

6 small and medium

provinces

3 big provinces

Number of diapiric provinces