Mudboil

http://dbpedia.org/resource/Mudboil

Mudboils are volcano-like cones of fine sand and silt that range from several inches to several feet high and from several inches to more than 30 feet in diameter. Active mudboils are dynamic ebb-and-flow features that can erupt and form a large cone in several days, then cease flowing, or they may discharge continuously for several years. They have been observed in the in Onondaga County, in central New York State, since the late 1890s. rdf:langString
rdf:langString Mudboil
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rdf:langString Mudboils are volcano-like cones of fine sand and silt that range from several inches to several feet high and from several inches to more than 30 feet in diameter. Active mudboils are dynamic ebb-and-flow features that can erupt and form a large cone in several days, then cease flowing, or they may discharge continuously for several years. They have been observed in the in Onondaga County, in central New York State, since the late 1890s.
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