Get our newsletter!
Check out our volcano tours on VolcanoAdventures.com!
Volcanoes & Earthquakes - new app for Android
Our New Book
Volcano Discoveries: "One of the most eye-catching guides to the world’s volcanoes ever published.
Volcano Travel
VolcanoAdventures: Our professional team of volcanologists and photographers offers unique travel opportunities: volcano expeditions, photo tours, and relaxed walking & study tours.
Volcano Adventure Guide
The Volcano Adventure Guide: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
Guaranteed tours:
22-27 Jul 2018: Adventure Volcano - Yasur Volcano Travel - Tanna Island (Vanuatu)
22 Jul - 5 Aug 2018: Volcanoes and Cultures - Adventures in the South Sea - Vanuatu (South Sea)
26 Jul - 5 Aug 2018: The Volcanoes of Ambrym - the Grand Traverse - Vanuatu (South Sea)
30 Jul - 13 Aug 2018: Colors of Iceland: Fire, Earth, Ice and Water - Iceland
10-15 Aug 2018: Krakatau Volcano Special - Krakatau volcano, Sunda Strait
15-31 Aug 2018: Volcanoes and Spices - N-Sulawesi + Halmahera (Indonesia)
2-20 Sep 2018: Kamchatka - Mountains of Fire & Ice - Kamchatka peninsula (Russia)
14-29 Sep 2018: From Krakatau to Bali - Java (Indonesia)
26 Sep - 1 Oct 2018: Adventure Volcano - Yasur Volcano Travel - Tanna Island (Vanuatu)
26 Sep - 10 Oct 2018: Volcanoes and Cultures - Adventures in the South Sea - Vanuatu (South Sea)
: spaces available / : guaranteed / : few spaces left / : booked out
Random pictures
News

no news in this list.

 

Qal'eh Hasan Ali volcano

maars unknown summit elevation
Iran, 29.4°N / 57.57°E
Current status: dormant (1 out of 5) | Reports
Qal'eh Hasan Ali volcano books
Typical eruption style: phreatomagmatic
Qal'eh Hasan Ali volcano eruptions: unknown, no recent eruptions No recent earthquakes
TimeMag. / DepthDistanceLocation
Qal'eh Hasan Ali volcano is a group of 14 maars about 5,000-50,000 years old in SE Iran. The maars range from 150 to 1200 m in diameter. The largest of the maars Great Crater, 1.2 km wide and 200-300 m deep.

Background:

The maars of Qal'eh Hasan Ali were erupted through layers of desert alluvium, granodioritic rocks, and older Eocene volcanics. They are located in an area several hundred km away from the closest Quaternary volcanoes. The maars produced tephritic pyroclastic deposits.
(GVP / Smithsonian Institution)


Latest satellite images

 

More on VolcanoDiscovery:

Guatemala
Guatemala photos: Guatemala - a land of volcanoes and the colorful Mayan culture with incredible variety. A dream destination for volcano enthusiasts and photographers!
Photo of the Day:
Saturday 1 January 2011
(c)
View candidates or submit photos
Strombolian explosions
Photos of strombolian eruptions
El Hierro
El Hierro (Canary Islands) activity: Updates and news about the volcanic unrest at El Hierro volcano, Canary Islands
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Text and images on this webpage are copyrighted. Further reproduction and use without authorization is not consented. If you need licensing rights for photographs, for example for publications and commercial use, please contact us.