GeoLog

Jordan

Imaggeo on Mondays: Sampling sulfurous sinkhole water

January 13, 2020
Imaggeo on Mondays: Sampling sulfurous sinkhole water
Sampling of sulfurous sinkhole water, Ghor Al-Haditha. Credit: Rob Watson (distributed via imaggeo.egu.eu).

Sampling of water present in sinkhole formed in superficial salt-rich lacustrine deposits at Ghor Al-Haditha, Dead Sea eastern shore, Jordan, during a field campaign in October 2018. The water in this sinkhole flows into the Dead Sea in a surface stream channel formed in 2012. The water was highly acidic and extremely conductive, with a strong sulfurous odour. Understanding the chemistry of the wa ...[Read More]

Imaggeo on Mondays: The colourful sinkhole clusters at Ghor Al-Haditha

September 30, 2019
Imaggeo on Mondays: The colourful sinkhole clusters at Ghor Al-Haditha
Crazy colours in a cluster of sinkholes at Ghor Al-Haditha. Credit: Rob Watson (distributed via imaggeo.egu.eu)

Sinkholes that form on the Dead Sea shore at Ghor Al-Haditha, Jordan, often occur in clusters, with many holes packed into a small area. However the visual appearance of neighbouring sinkholes can vary significantly. Mineral precipitation in the foremost sinkhole in this picture, which has no fresh water supply, gives it a garish pink-orange colouration. The larger hole behind has a groundwater-de ...[Read More]