https://www.youtube.com/watch?v=W0vh6jAxxcQ
This might be the scariest footage from an Icelandic volcano in action but it was recorded during the 11 month eruption in Hekla In 1947-1948. ... This might be the scariest footage from an

https://www.youtube.com/watch?v=oD8c_BN99QE
Icelandic documentary on the eruption of Mount Hekla between 1947 and 1948.

https://grapevine.is/news/2022/03/29/75-years-ago-today-hekla-erupts-to-devastating-effect/
The conventional wisdom was that Hekla erupted once every 100 years or so, and the last major eruption happened 1845. That said, the 1947 eruption would end up lasting some 13 months, and devastated wide swaths of the country. Following a massive earthquake with a magnitude of 6, a cloud of ash arose from the volcano, reaching 30km into the air.

https://www.volcanocafe.org/remodelling-hekla-a-1947-commemorative-article-series/
The 1991 eruption came just a year after the 1990 eruption and was quite mild-mannered for being Hekla (VEI-2). And for the longer reposetimes like the 1947-48 eruptions we see a spectacular increase in the andesite phase. During the 1947/48 eruption Hekla coughed up 0.2km3 of andesite in about one hour creating that famous 30km towering ash

https://en.wikipedia.org/wiki/Hekla
Hekla (Icelandic pronunciation: ⓘ), or Hecla, is an active stratovolcano in the south of Iceland with a height of 1,491 m (4,892 ft). Hekla is one of Iceland's most active volcanoes; over 20 eruptions have occurred in and around the volcano since the year 1210. During the Middle Ages, the Icelandic Norse called the volcano the "Gateway to Hell" and the idea spread over much of Europe.

https://www.icelandreview.com/news/70th-anniversary-1947-hekla-eruption/
March 29, 2017. News. Today marks the 70th anniversary of the beginning of the 1947 Hekla eruption, the largest volcanic eruption in Iceland in the 20th century, RÚV reports. On March 29 that year, at 6:41 am, Hekla erupted after being dormant for 102 years. A journalist from Morgunblaðið described it this way: "The fire pillars at the top

https://grapevine.is/mag/articles/2016/05/06/hekla-the-medieval-gate-to-hell/
Hekla is mostly made of lava and tephra, up to about 8-9,000 years old, but within recorded history, the eruptions number over 20. The most recent eruptions occurred in 1947, 1970, 1980-81, 1991 and 2000. Large eruptions may last more than a year; the most recent ones, however, lasted for up to a few weeks.

https://www.britannica.com/place/Hekla
The eruption of 1947-48 lasted for 13 months and sent an ash cloud nearly 16 miles (27 km) into the atmosphere; ash fell as far away as Finland. Since the late 20th century Hekla's eruptions have been characterized by an explosive ash-producing phase that precedes or occurs simultaneously with fountaining or flowing lava. Hekla had four

https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2017GL076887
The 1947-1948 eruption is the largest eruption and provides a bit more than half of the total erupted in the 20th century. ... A simple exponential declining effusion models cannot describe the effusion rate in Hekla eruptions during the 20th century and do not fit the initial high effusion phase nor the 15-25 days delayed increase in

https://iris.rais.is/en/publications/the-hekla-1947-eruption-rise-and-fall-of-the-volcanic-plume
Höskuldsson, Á 1999, The Hekla 1947 eruption, rise and fall of the volcanic plume. in The Fifth International Symposium on the Geochemistry of the Earth's Surface. pp. 507-509. The Hekla 1947 eruption, rise and fall of the volcanic plume.

https://catalog.libraries.psu.edu/catalog/823727
v. 1. The eruptions of Hekla in historical times, a tephrochronological study (Appendix: Mineralogical and petrographical characteristics of Icelandic tephra). (1967) -- v. 2. The approach and beginning of the Hekla eruption; eyewitness accounts. A study of the earliest photographs of the eruption. The tephra-fall from Hekla on March 29th 1947.

https://www.foxnews.com/video/6341258673112
In 1947, Mount Hekla, a volcano in Iceland, erupted after 100 years of being silent releasing heavy smoke and lava. (Fox Movietone)

https://onlinelibrary.wiley.com/doi/full/10.1002/jqs.3228
The Hekla 1947 eruption (VEI 4) produced 0.18 km 3 of tephra in total (Thorarinsson, 1954). The explosive phase lasted for about 8 h and produced grey brownish tephra with SiO 2 values of 61-64 wt% during the Plinian opening stage (Thorarinsson, 1954; Thorsteinsdóttir et al., 2015).

https://www.themoviedb.org/movie/1088329-eldur-i-heklu
The film, which is based on earlier footage taken by Steindór Sigurðsson, Árni Stefánsson & Guðmundur Einarsson, describes the volcanic eruption in Mt. Hekla in 1947/1948.

https://www.nature.com/articles/161041a0.pdf
THE NEW ERUPTION FROM HEKLA. By DR. G. W. TYRRELL. University of Glasgow. AFTER a hundred and two years of quiescence, Hekla broke out in violent eruption at about 6.50 a.m. on March 29, 1947

https://www.volcanocafe.org/questions-and-answers-a-1947-commemorative-article-series/
The first known eruption of Hekla is the VEI-5 Hekla-5 tephra in 5 150BC. It is also well worth noting that no known effusive edifice building eruptions occurred during the first 5 500 years of Hekla's existence. I will return to this in a later part of the article series. A true list of Hekla eruptions

https://soundtrack-x.com/hekla-ancient-gateway-to-hell
The Hekla Eruption in 1947 - Spectacular but Scary Footage. The Deepest Hole On Earth Was Sealed Up Because Scientists Found This. 5 Gateways to Hell You Can Visit in Real Life. The history of Hekla, Iceland's most famous volcano. Sounds from the Hell | The Borehole Drilling Project that went Very Wrong.

https://pubs.geoscienceworld.org/geolmag/article/89/4/293/66099/volcanic-ash-from-the-hekla-eruption-of-1947
Hekla volcano, in southern Iceland, erupted on March 29, 1947, after 102 quiescent years. Of the ash and pumice ejected, some fell on a fishing trawler 39 miles south of the volcano. This material has been examined microscopically, a mechanical analysis made, and the terminal velocities of the various fragment sizes determined.

https://www.cambridge.org/core/journals/journal-of-glaciology/article/glaciological-response-to-distal-tephra-fallout-from-the-1947-eruption-of-hekla-south-iceland/864066B858E2DBD24BA067CD281B3190
The 1947 Eruption of Hekla. Hekla is one of the most active volcanoes in Iceland, having erupted at least 22 times since the Norse colonization in the ninth century AD. The eruption of 29 March 1947 followed a dormant period of 101 years, and was the first since the commencement of systematic glacier monitoring in the region.

https://www.pinterest.co.uk/pin/the-hekla-eruption-in-1947-spectacular-but-scary-footage--446630488054294031/
This might be the scariest footage from an Icelandic volcano in action but it was recorded during the 11 month eruption in Hekla In 1947-1948. This is the vo... This might be the scariest footage from an Icelandic volcano in action but it was recorded during the 11 month eruption in Hekla In 1947-1948. This is the vo... Pinterest. Today. Watch.

https://trove.nla.gov.au/newspaper/article/170963367
REYKJAVIK (Iceland), March 30.--Ablaze right across its peak, Mount Hekla to-day continued throwing up dense clouds of ashes, fumes and thousands of tons of glowing boulders.

https://volcanoes.usgs.gov/volcanic_ash/hekla.html
Hekla. Hekla produces occasional violent eruptions in Iceland. Water Supply. After tephra falls during the 1947 eruption of Hekla, fluorine contents of stream waters in areas that received between 1 to 10 cm of ash were found to be between 1.0 and 4.5 ppm for a short duration (Thorarinsson, 1979), elevated from the normal background level of 0.2 ppm. In the 1970 eruption of Hekla, excess

https://flixi.com/movies/the-eruption-of-hekla-19478
Browse the movie The Eruption of Hekla 1947/8 (1972) details on Flixi where you can track it, rate it and get related recommendations.