Skip to main content
Select Source:

dropstone

dropstone
1. A clast, released by melting from the base of a floating ice sheet or glacier, which falls through the water body to settle in muddy sediment. Dropstones can often be recognized as isolated, coarse clasts set in fine, laminated sediments.

2. A volcaniclastic bomb (see VOLCANIC BOMB), ejected from a volcano, which falls into water and settles in muddy sediment on the lake or sea floor.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"dropstone." A Dictionary of Earth Sciences. . Encyclopedia.com. 17 Oct. 2017 <http://www.encyclopedia.com>.

"dropstone." A Dictionary of Earth Sciences. . Encyclopedia.com. (October 17, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/dropstone

"dropstone." A Dictionary of Earth Sciences. . Retrieved October 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/dropstone

dropstone

dropstone A rock fragment, released by melting from the base of a floating ice sheet or glacier, or a bomb ejected by a volcano, which falls through the water body to settle in muddy sediment.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"dropstone." A Dictionary of Ecology. . Encyclopedia.com. 17 Oct. 2017 <http://www.encyclopedia.com>.

"dropstone." A Dictionary of Ecology. . Encyclopedia.com. (October 17, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/dropstone-0

"dropstone." A Dictionary of Ecology. . Retrieved October 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/dropstone-0